I is difficult and very uncertain of you'll be able to get a government seat with those marks. You will have to see how this year's results and rankings go.

As per the last year cutoff you have less chance to get admission under All India Quota but you can have the chances for state quota seats.You can also refer below given article for the further information.

https://medicine.careers360.com/articles/neet-cutoff-kerala

Good Luck!