Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'feb5aa752cfbfd0c74a205ffaf063189dd7e132c9b156013f3f3ede4e6ee82b5' 
  AND token = 'kKc7E1LR3NW6YeDslLqv2X358DE2uQS6XP8KcVcW2I4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00025

JSON explain

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