UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V5TLmj3pAwRsNuoi7KPtitnVDT/42f8VZZ6YoAsScro=' 
WHERE 
  key_id = '2430cdb8717e31ed01096a470ffbf7d6c5541f10a07b8fee61aa31305b67fcc6' 
  AND (
    token = 'V5TLmj3pAwRsNuoi7KPtitnVDT/42f8VZZ6YoAsScro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )