UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Uyu5BKbJYpvJZUsqURucnWxGTnDy8YLKFcx5HHsqis=' 
WHERE 
  key_id = '6406316947c4f1c0aa8a6cd175d6cc0e2adc924cfda3d74dc615042ed8320957' 
  AND (
    token = '3Uyu5BKbJYpvJZUsqURucnWxGTnDy8YLKFcx5HHsqis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )