UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4uGWq7mbXcIfFpkmJlj1wiTHG3hkotcO+haHPPD7LqU=' 
WHERE 
  key_id = '21c7ddb87032426717c6356c8088e71be56e5f4415a6780108f2301592741757' 
  AND (
    token = '4uGWq7mbXcIfFpkmJlj1wiTHG3hkotcO+haHPPD7LqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )