SELECT 
  cscart_settings_objects.object_id as object_id, 
  name, 
  section_id, 
  section_tab_id, 
  type, 
  position, 
  is_global, 
  cscart_settings_objects.name as description, 
  (
    CASE WHEN storefront_values.object_id IS NOT NULL THEN storefront_values.value ELSE cscart_settings_objects.value END
  ) AS value 
FROM 
  cscart_settings_objects 
  LEFT JOIN cscart_settings_vendor_values AS storefront_values ON storefront_values.object_id = cscart_settings_objects.object_id 
  AND storefront_values.storefront_id = 2 
  AND storefront_values.company_id = 0 
WHERE 
  1 
  AND section_id = 98 
  AND (
    FIND_IN_SET(
      'STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'MVE:STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'MVE:ROOT', cscart_settings_objects.edition_type
    )
  ) 
  AND cscart_settings_objects.type <> 'H' 
ORDER BY 
  cscart_settings_objects.position

Query time 0.00523

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "read_sorted_file": {
          "filesort": {
            "sort_key": "cscart_settings_objects.position",
            "table": {
              "table_name": "cscart_settings_objects",
              "access_type": "ref",
              "possible_keys": ["section_id"],
              "key": "section_id",
              "key_length": "4",
              "used_key_parts": ["section_id"],
              "ref": ["const"],
              "rows": 8,
              "filtered": 100,
              "attached_condition": "cscart_settings_objects.section_id <=> 98 and (find_in_set('STOREFRONT',cscart_settings_objects.edition_type) or find_in_set('ROOT',cscart_settings_objects.edition_type) or find_in_set('MVE:STOREFRONT',cscart_settings_objects.edition_type) or find_in_set('MVE:ROOT',cscart_settings_objects.edition_type)) and cscart_settings_objects.`type` <> 'H'"
            }
          }
        }
      },
      {
        "table": {
          "table_name": "storefront_values",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY", "storefront_id", "company_id"],
          "key": "PRIMARY",
          "key_length": "11",
          "used_key_parts": ["object_id", "company_id", "storefront_id"],
          "ref": [
            "batterycube.cscart_settings_objects.object_id",
            "const",
            "const"
          ],
          "rows": 1,
          "filtered": 100
        }
      }
    ]
  }
}

Result

object_id name section_id section_tab_id type position is_global description value
5902 notice 98 99 O 0 N notice
5903 reviews_per_page 98 99 I 10 N reviews_per_page 10
5904 review_approval 98 99 S 20 N review_approval any
5905 review_ip_check 98 99 C 30 N review_ip_check N
5906 review_fields 98 99 S 40 N review_fields advanced
5907 review_after_purchase 98 99 C 50 N review_after_purchase N
5908 review_ask_for_customer_location 98 99 S 60 N review_ask_for_customer_location none
5909 split_reviews_by_storefronts 98 99 C 70 N split_reviews_by_storefronts N
5910 images_upload_allowed 98 99 D 80 N images_upload_allowed Y
5911 product_variations 98 99 E 90 N product_variations product_variations.tpl
5912 split_reviews_for_variations_as_separate_products 98 99 D 100 N split_reviews_for_variations_as_separate_products Y