UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yknZtUgOz7iLoSu803sTRdp56fh8YVmK9qRjN0D1WCM=' 
WHERE 
  key_id = '3b489c8401a6a9e156bf7454e02da76fdaad0d4e12f0279c40cf1cc49a03600e' 
  AND (
    token = 'yknZtUgOz7iLoSu803sTRdp56fh8YVmK9qRjN0D1WCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )