UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CTx0aAWER3DaoP3BQ9WPdhjznzla3VXFT97WatEzw18=' 
WHERE 
  key_id = 'e4d4d9e5ab02f97bf59202ef1d2f47debafe4a23b59491eb688ad5bbca7bf208' 
  AND (
    token = 'CTx0aAWER3DaoP3BQ9WPdhjznzla3VXFT97WatEzw18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )