UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8sfrAWkwGqNK9g3uQg42MXV3xxHDwFCBxIEhuX0RwL0=' 
WHERE 
  key_id = '8462e11d35a27cd1484945b9e01ec4984fb0f587bd831dc66c5900405b158b43' 
  AND (
    token = '8sfrAWkwGqNK9g3uQg42MXV3xxHDwFCBxIEhuX0RwL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )