UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l1W6dt6T5sJSuC87GaFfcjBKU0Htar84nlvUdM37fmc=' 
WHERE 
  key_id = '27b1e7d557ab7fdf43d86c3a76301a5c92a59c3c1e4f756a4c7152689303fca0' 
  AND (
    token = 'l1W6dt6T5sJSuC87GaFfcjBKU0Htar84nlvUdM37fmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )