UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ouFLazo+045unTRYsDtwubZZvCFmXFBCaE8BwQaKvg=' 
WHERE 
  key_id = '793f0f3d8341f670f818a674b1f75b6b9ea6ccfb32ee8f2b6cc8b45da108ae21' 
  AND (
    token = '1ouFLazo+045unTRYsDtwubZZvCFmXFBCaE8BwQaKvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )