UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+JMkvNNlkapWyQ59MhC2XLJzEltoUHlBb11WLMPGifQ=' 
WHERE 
  key_id = '0eb3bed76ff4f03ea913437ee803ec88e8b33998896125f4a9d7cd4309263933' 
  AND (
    token = '+JMkvNNlkapWyQ59MhC2XLJzEltoUHlBb11WLMPGifQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )