UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zk+gKh2QYXB4nZTOIIgJm+DCZszFZmOlMlVzoja0oZI=' 
WHERE 
  key_id = '8fef4ece1442a416d15fb9bb7780b4f8003c031406dfecde2cac225e847d2df9' 
  AND (
    token = 'Zk+gKh2QYXB4nZTOIIgJm+DCZszFZmOlMlVzoja0oZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )