UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81wkc20syvyJhzAw0VR+ZZHlGz6vnvevdNfry3KjS0Q=' 
WHERE 
  key_id = '7e3ae9b3479b83718802f38e29ff2d53a07839ad802679bf04399cb6403b25f7' 
  AND (
    token = '81wkc20syvyJhzAw0VR+ZZHlGz6vnvevdNfry3KjS0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )