Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '10d59f529279b5f1df63b7117be50951d30176002d8b2d65e7b925f119692022' 
  AND token = 'zIxjv4uVbKEZ60VJBSF9UivXHinVwNvJrIIYoNR5Xfg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00047

JSON explain

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