UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XBkh/GQHmb/GpQV0qbh4+HnkjfmPxR6ax+zB5yGqcsI=' 
WHERE 
  key_id = '5be71a84316d50b75a8a6b8ba7d080c47c663353cf0079679cc1e6d1c76236c6' 
  AND (
    token = 'XBkh/GQHmb/GpQV0qbh4+HnkjfmPxR6ax+zB5yGqcsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )