UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6krHq0G6p47cN/6obaK/w+P02DxCgD9X16VznSzNYd4=' 
WHERE 
  key_id = '5a523b3d70b3e71b35c6130da4a449af1f40d25a55e7b5ac9014b67c64a7b8e0' 
  AND (
    token = '6krHq0G6p47cN/6obaK/w+P02DxCgD9X16VznSzNYd4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )