UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fkue8Y4CMofhDPx5PmECXoVh4vJf+GjhTuTyDtgyGDw=' 
WHERE 
  key_id = '8b5b50296162fa289be531e6e09a51b07b1542cb694184fb49f67d12ec5875e2' 
  AND (
    token = 'Fkue8Y4CMofhDPx5PmECXoVh4vJf+GjhTuTyDtgyGDw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )