Yes you can come to kalyan by 12164 Chennai Egmore - Dadar Central Super Express which halts at Gulburga at 19:49 hours and reaches Kalyan by 5:00 am and you can 12165 Lokmanya Tilak Terminus - Varanasi Ratnagiri Express (PT) Which arrives kalyan at 06:05 am.
If 12164 is Delayed you can Get 1 hour free time to Catch Varanasi Bound Time.