SELECT 
  * 
FROM 
  cscart_mb_salvage_cases 
WHERE 
  auction_product_id IN (
    21053, 21054, 21055, 21056, 21057, 21058, 
    21059, 21060, 21061, 21062, 21063, 
    21064, 21065, 21066, 21067, 21068
  ) 
  OR sale_product_id IN (
    21053, 21054, 21055, 21056, 21057, 21058, 
    21059, 21060, 21061, 21062, 21063, 
    21064, 21065, 21066, 21067, 21068
  ) 
ORDER BY 
  updated_at DESC, 
  case_id DESC

Query time 0.00034

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "cscart_mb_salvage_cases.updated_at desc, cscart_mb_salvage_cases.case_id desc",
        "table": {
          "table_name": "cscart_mb_salvage_cases",
          "access_type": "ALL",
          "rows": 58,
          "filtered": 100,
          "attached_condition": "cscart_mb_salvage_cases.auction_product_id in (21053,21054,21055,21056,21057,21058,21059,21060,21061,21062,21063,21064,21065,21066,21067,21068) or cscart_mb_salvage_cases.sale_product_id in (21053,21054,21055,21056,21057,21058,21059,21060,21061,21062,21063,21064,21065,21066,21067,21068)"
        }
      }
    }
  }
}