Steps for updating to 5.0.2 [Non rooted & unmodified stock rom] :
1. Download ota zip file from xda forums (check source below)
2. Rename the downloaded file as "Blur_Version.22.21.32.condor_retaildsds.retaildsdsall.en.03.zip" if it is not already named as such.
3. Update "
Motorola update services" app from play store.
4. Copy it to
SD card as well as internal memory.
5[optional]. In stock recovery, clear cache (It's necessary). After clearing cache, reboot your phone.
6. Now, check for updates and you will get it !