UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TVg4987434DyumtY+YmAMiAGUtJuwqynE9Q3b957SI8=' 
WHERE 
  key_id = '82faa6ee0f0bfc8442160b6529add4c24713dfb89f6ac1de6902e442e8a7f943' 
  AND (
    token = 'TVg4987434DyumtY+YmAMiAGUtJuwqynE9Q3b957SI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )