Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'e7638beb5c632abc451d31dca17fbb72f50b45bf8682025aeabcbeb98790671e' 
  AND token = 'tdOezO28fYO3IOS3Ml/woJfzoQZub1bxZ5UTJFDCmdk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00022

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}