UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yizl1cQa4Bxgv4ghXv3Wgsv3aCqSJnUPOeayLA7pGCM=' 
WHERE 
  key_id = '7779422f688921567daede2c3da1363080e09a31bc287156be62fa2ea24d5174' 
  AND (
    token = 'Yizl1cQa4Bxgv4ghXv3Wgsv3aCqSJnUPOeayLA7pGCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )