UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f3IYPA3o3uPFo9veVU7aEVn+My8pmscCFUkM0Y/swmY=' 
WHERE 
  key_id = 'f164299771eacbdf7fe87887545d12c8a3402f8c8512a197ff6b981c9f3ce8db' 
  AND (
    token = 'f3IYPA3o3uPFo9veVU7aEVn+My8pmscCFUkM0Y/swmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )