UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NHnaXetdTuPadegZJMb3M8UKQsoJbWCGc6MN0fdy/EY=' 
WHERE 
  key_id = '9de5a268f5f9d9da8ed1d7e96929e88be9dfd643fb709de1d071641e0237d940' 
  AND (
    token = 'NHnaXetdTuPadegZJMb3M8UKQsoJbWCGc6MN0fdy/EY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )