UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X+Z58tugtD/6Knp+glGSAugYZOije7tyH71AzVX3wKM=' 
WHERE 
  key_id = '0469e0194027ca0ee3abd316b591501649d07465d334823521a5634a7c908c2a' 
  AND (
    token = 'X+Z58tugtD/6Knp+glGSAugYZOije7tyH71AzVX3wKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )