UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6jfENy14Jw33fh2X21mXHUleo7ZQwxqBnj6ItGGrIGA=' 
WHERE 
  key_id = '3bf6c2db009871cc6ac28a05a5adfb08e30ccebdbd82fcd8b570d962c60d9082' 
  AND (
    token = '6jfENy14Jw33fh2X21mXHUleo7ZQwxqBnj6ItGGrIGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )