UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7+LFFSHJOVM72t6TSPYnmOvGdOeSUfioDTmmyMTvVII=' 
WHERE 
  key_id = '00e62af91dd6cef81e436572fffb968aacfb7997eeaa17104c25e593a0f611f1' 
  AND (
    token = '7+LFFSHJOVM72t6TSPYnmOvGdOeSUfioDTmmyMTvVII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )