UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r4Ch0XEieJlLqx9IhYNyAEPGRIsKwftIth2I4f9kQpc=' 
WHERE 
  key_id = '5a21e560394fd867eae0df56696858382ca0c20e3a06976cce6587bf32ed2c34' 
  AND (
    token = 'r4Ch0XEieJlLqx9IhYNyAEPGRIsKwftIth2I4f9kQpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )