UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Us5tx2/Myk4ovbHIDi2BE3ypjxX6OuUyFe91gnLFEI=' 
WHERE 
  key_id = '671f4d6c6b6c928da6c0f95f7887eadc48151596d27bc7ba0131883601a9a30d' 
  AND (
    token = '2Us5tx2/Myk4ovbHIDi2BE3ypjxX6OuUyFe91gnLFEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )