Equipped creature gets +1/+0. Whenever equipped creature dies, you gain 3 life. Equip
The druid's lifestaff connects her to generations of bygone Sylvok.
Official Rulings for Sylvok Lifestaff
1/1/2011 : If Sylvok Lifestaff and the equipped creature are put into their owners' graveyards at the same time (due to Planar Cleansing, perhaps), the triggered ability will still trigger. You'll gain 3 life.