If you drive it easy you won't trigger the VANOS code. Also you can pull out the VANOS and give it a good clean, it might buy you some more time - up to 6 months depending on how bad it is.
BMW 135i N54 TWIN TURBO
Quarter Mile firstname.lastname@example.org - Street Tyres
Queensland Raceway Sprint 1:01:22 - Street Tyres
Queensland Raceway Clubman 1:04:74 - Street Tyres
Lakeside Raceway 1:03:97 - Street Tyres