UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bE6i9EMe6u+wdOxScXLQl3KlVRkIz+Uqhd5/tAuo/YI=' 
WHERE 
  key_id = '39f30ceef28025f25399d7a88b103c83fc326504f8f85ca5abf24d1da0c84ed6' 
  AND (
    token = 'bE6i9EMe6u+wdOxScXLQl3KlVRkIz+Uqhd5/tAuo/YI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )