UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '33mBTVRbPoy3BBJhlz8ztDCJSfVQF9X436jqslcXh50=' 
WHERE 
  key_id = 'f4a2469d8c86710b720b25f7a7f403af746bedae36db7b23b47d3d4a236d429f' 
  AND (
    token = '33mBTVRbPoy3BBJhlz8ztDCJSfVQF9X436jqslcXh50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )