UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6TfuSqltQlpeZjEWfxQTmn3hLXBqyhm+M07BHzqZIGE=' 
WHERE 
  key_id = '8b04585dddc4b2c677755e073f19eb7606856818f8ee2d1cfc80a776e134c492' 
  AND (
    token = '6TfuSqltQlpeZjEWfxQTmn3hLXBqyhm+M07BHzqZIGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )