UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bW2yvBBBj0KgHLaZeMJaGOvDBESxvbaIXBO52TVOqFU=' 
WHERE 
  key_id = '3786d04138518afb1e9e3726b136e4a389921a0a014335432ceb0e375ead670c' 
  AND (
    token = 'bW2yvBBBj0KgHLaZeMJaGOvDBESxvbaIXBO52TVOqFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )