UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wqnqCT7mjVhmluLg+/Nm1WtNJO7DPkYREve/uFmdEfQ=' 
WHERE 
  key_id = '52a493b959cc93f6389844c37453452e057d8e5a5463e9b70c32514491304c7a' 
  AND (
    token = 'wqnqCT7mjVhmluLg+/Nm1WtNJO7DPkYREve/uFmdEfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )