UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0k1OZIWEoum9qnTJYXKLr5qofm9BOEjqgzGhrEFqxuI=' 
WHERE 
  key_id = '81fcf02ff27a5a09a44298adda7c31fb9957e060a956be902404b82e65da5c23' 
  AND (
    token = '0k1OZIWEoum9qnTJYXKLr5qofm9BOEjqgzGhrEFqxuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )