UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cgXJy5v/LfQ1lVdYf2PAkpdDQ0cA3T1W8mgcOn3PT4U=' 
WHERE 
  key_id = '3683c58aec80e65e57bb5654f2785d1c9824dfecc46e3a22a07f16843f0198a5' 
  AND (
    token = 'cgXJy5v/LfQ1lVdYf2PAkpdDQ0cA3T1W8mgcOn3PT4U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )