UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6sUOc7KkWxTYqcn/qxi9hiYU8gQ7xHkMG3Uz46q2uAE=' 
WHERE 
  key_id = 'b8842c583d8940c9c02d932dfc4776e788f63d0da643c2a9f6df66a762a66757' 
  AND (
    token = '6sUOc7KkWxTYqcn/qxi9hiYU8gQ7xHkMG3Uz46q2uAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )