Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '064180aa459681afb38e89310d6afa0bd8abda17ed6dabba30e6caf12501efe4' 
  AND token = 'dF56apmtjparBMkNZ1+r5MQRQVxdQaBoJRRHPfN5rGU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00036

JSON explain

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