UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dt8OqgW9Ny8NV5/oU6kUQedo4yUXJKmHpfQCyx8+jbU=' 
WHERE 
  key_id = '6c4efe3e17873fe3b48690f68a9f0bc2af46a33e5cceb0d9764f7dd2d8db85dd' 
  AND (
    token = 'Dt8OqgW9Ny8NV5/oU6kUQedo4yUXJKmHpfQCyx8+jbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )