UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lKv7L0FW77DP03wy+XJt0CfN7tcFqeA2Q+cyZCSi8TU=' 
WHERE 
  key_id = '1a12b27588fc806fd25489da2e4399628d11b531a4352d9607170aa67cd20a50' 
  AND (
    token = 'lKv7L0FW77DP03wy+XJt0CfN7tcFqeA2Q+cyZCSi8TU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )