UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q/ZiFsLvBv1YRS7SY1+xP0Kys5pHNHEl7AH6L2Vrhk8=' 
WHERE 
  key_id = '2bc213aa4326e781ad4e5eb7743942c8a38eb20bc62dc1805cf9d35f4e2dda96' 
  AND (
    token = 'Q/ZiFsLvBv1YRS7SY1+xP0Kys5pHNHEl7AH6L2Vrhk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )