TM = 140
Doing the math real fast, it seems the warm up sets in the classic 5/3/1 put you at
Just add 2 sets of the empty bar x5, or 1 set x10 before the calculated warm up sets. You could do the beyond warm up, but that may not be conducive to your current strength levels. In any event, your warm up using beyond would look like this:
DISCLAIMER this is way overthinking this...
WORK BACKWARD IN 10% INCREMENTS (14 pounds, so really 15 pound increments for you).
Bar x 10
60-15 = 45 (bar x5-10)
75-15 = 60x3-5
90-15 = 75x3-5