UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0iZ/sA0ThUnuZze7AmZED7K+xwCI4en8PzyPyaw0Y+g=' 
WHERE 
  key_id = '36ec89df1aafc67eb3086c2c497bbc5af8e67cde5ce8047f1d15a71a741d67c4' 
  AND (
    token = '0iZ/sA0ThUnuZze7AmZED7K+xwCI4en8PzyPyaw0Y+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )