Dear 

closing cutoff rank for IET lucknow is around 450 so chances are less for you

I am giving a link of UPSEE cutoffs of previous years 

Which contains

Category wise UPSEE minimum qualifying percentage

Past Years UPSEE Cutoffs which further includes year wise cutoffs , course wise cutoffs , and college wise cutoffs.

This will help you find a suitable college according to your rank! 

https://www.google.co.in/amp/s/engineering.careers360.com/articles/upsee-cutoff%3famp

Good luck and keep asking!!