Yeah, it was with the Gateway key and I had no problems whatsoever with activating it online. I am installing many updates nonetheless right now.
My custom work system:
ASUS P7P55D-E LGA 1156 / Intel Core i5-750 / CORSAIR XMS3 4GB (2 x 2GB) / Windows XP SP3 /
SAPPHIRE 100292L Radeon HD 5450 / 2 LITE-ON 24X DVD Writers SATA Model iHAS424-98 / 2 W.D. Caviars Black WD1001FALS 1TB SATA 3.0Gb/s / Antec Sonata III 500 Black with 500W Power Supply / Rosewill RCR-IC002 74-in-1 USB 2.0 3.5" Internal Card Reader w/ USB port