UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wrqf5mO+29P/xODXIEOYfEthGXgFy5lkL31xLavscGw=' 
WHERE 
  key_id = '92dfb36b891488a389d3f706900751d4639e88729e7dd504975868c673c7f76e' 
  AND (
    token = 'Wrqf5mO+29P/xODXIEOYfEthGXgFy5lkL31xLavscGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )