UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '76ykM4oN/bFVG9rwwUd4O3/oLk24sJN0HNPRpzPg+hk=' 
WHERE 
  key_id = '3b4e81881eca6956698b80138c0fdc1c23300e533e6a0c6845d2763c689d5d1b' 
  AND (
    token = '76ykM4oN/bFVG9rwwUd4O3/oLk24sJN0HNPRpzPg+hk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )