UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ARjMGmwJZWOWxw83ThCdD5PnDnKG4gntino17BU3xBg=' 
WHERE 
  key_id = 'aab136ce5cb3cce8231ca9ccc333c983e17d5c72a95a8a8967fba15c21ae8cae' 
  AND (
    token = 'ARjMGmwJZWOWxw83ThCdD5PnDnKG4gntino17BU3xBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )