code: public OvhCart cart_cartId_PUT(String cartId, String description, Date expire) throws IOException {
  		String qPath = "/order/cart/{cartId}";
  		StringBuilder sb = path(qPath, cartId);
  		HashMap<String, Object>o = new HashMap<String, Object>();
  		addBody(o, "description", description);
  		addBody(o, "expire", expire);
  		String resp = execN(qPath, "PUT", sb.toString(), o);
  		return convertTo(resp, OvhCart.class);
  	}
docs: Modify information about a specific cart
  
  REST: PUT /order/cart/{cartId}
  @param cartId [required] Cart identifier
  @param description [required] Description of your cart
  @param expire [required] Time of expiration of the cart