UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VNznsqEv9cC7Zk0bVxJkGkX/GQ7/AjQJB03QMsVdj5Q=' 
WHERE 
  key_id = '2b8a7ce61f8785bbd21399cc27bf134f3d4e9884a03a7e071a6c51f6cdb16989' 
  AND (
    token = 'VNznsqEv9cC7Zk0bVxJkGkX/GQ7/AjQJB03QMsVdj5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )