UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lk/VCKwXG21PWLOQyZrKt3C0ZhrYbObWyOT9WCRl0FA=' 
WHERE 
  key_id = '3de5476ab272530307f89b5175956e0504eb2f260b43c5cc2c4aeb1930173ae6' 
  AND (
    token = 'lk/VCKwXG21PWLOQyZrKt3C0ZhrYbObWyOT9WCRl0FA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )