Keter folding work table (even includes two vice grips!). Supports 1000 lbs. $49.99 at your local Costco (Amazon has it for $89.99). Yes, I have tested the 30 sec fold and unfold claim and it passes with flying colors.
Keter Folding Work Table 33 1/2in.L x 21 3/4in.W x 29 3/4in.H, Model #17182239