UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N0pVoaPoC+BHTIofGXqedXmRvbKopwKdKCDwPfWRZJo=' 
WHERE 
  key_id = 'ab8b2f67a53a3443850a689e4c8df908e7a10add4896033ac314493468f9a49c' 
  AND (
    token = 'N0pVoaPoC+BHTIofGXqedXmRvbKopwKdKCDwPfWRZJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )