UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wt7ccwVKHOu3AyRzas/kfC/Tt1OKNSf5Z+NlsGvm7b0=' 
WHERE 
  key_id = '451ee34d9d551533c8e6e69f443672229affee0274074ac2032d199c35b55335' 
  AND (
    token = 'Wt7ccwVKHOu3AyRzas/kfC/Tt1OKNSf5Z+NlsGvm7b0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )