Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'f2d0957760eb4d4ff6bd127b0c64416ec0755a6171537c1686901455ad556027' 
  AND token = 'R/F9GS1JXmEIjsXM1O+p4xyZ2KJunviXmHEj6qhO30g=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00036

JSON explain

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