UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xKlvEVlK9pUEE1LKT6cNeVIpitGli3eWaAH0ehm9Yto=' 
WHERE 
  key_id = 'a6ed68536fb304b950e80e2b7d997d4a15620c923fc9b4427660da4d63f08556' 
  AND (
    token = 'xKlvEVlK9pUEE1LKT6cNeVIpitGli3eWaAH0ehm9Yto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )