Eventually his account was unlocked
https://www.reddit.com/r/Android/comments/5dif8j/psa_google_...
Quote from above link
""To protect our customers from fraud and abuse, we routinely monitor account behavior on Google Play and take action on potentially suspicious activity. Unfortunately, in your case, your account was wrongly flagged and suspended. I have just reopened your account..." "We strive to provide excellent care to all our customers but we have obviously failed you in this instance. I sincerely apologize for the stress and inconvenience this has caused you. You can reply to this email if you have any questions and concerns. "