UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q7xYQY8e8+5siLrPoySWoH73WabT5GgmfKReUNSxDZU=' 
WHERE 
  key_id = 'a7d6ddd9bdfbbb23e11474e09a3d0a7446350fe10816ca8eea6db59a433fe746' 
  AND (
    token = 'Q7xYQY8e8+5siLrPoySWoH73WabT5GgmfKReUNSxDZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )