UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't3fWY2NcajL5XUAsPox+sjoPEZ0zM3CC5W8KS+BtTQs=' 
WHERE 
  key_id = '50299ba8d5107d9e5946355496d19b9fa01cb74ad4cd0ddd4c522020ec2bb276' 
  AND (
    token = 't3fWY2NcajL5XUAsPox+sjoPEZ0zM3CC5W8KS+BtTQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )