UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1U2WZ5Ren6oZcDx5CcX5V7jAsVaxo3maPw8HdaE5njU=' 
WHERE 
  key_id = '8616ebf5351736255b8a977f46f4f8162659073776d51d5c9c0a63198f13d382' 
  AND (
    token = '1U2WZ5Ren6oZcDx5CcX5V7jAsVaxo3maPw8HdaE5njU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )