Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '60af9e366d5f55227228f4995f7f005f1626db66ee7d07980f318143fa8a4722' 
  AND token = 'YsyTi2h2NVebfbuQSmIA18nBfOX0kW6g/+t5oI/YPdE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00019

JSON explain

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