The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT mtl.movement_id, lin.customer_trx_line_id
FROM mtl_movement_statistics mtl, ra_customer_trx_lines lin
WHERE lin.movement_id = mtl.movement_id
AND lin.movement_id is not null
AND lin.customer_trx_id = a_customer_trx_id
AND lin.line_type = 'LINE' FOR UPDATE OF
mtl.movement_id NOWAIT;
UPDATE mtl_movement_statistics
SET invoice_id = p_customer_trx_id,
invoice_batch_id = p_batch_id,
customer_trx_line_id = lines.customer_trx_line_id,
last_update_date = sysdate,
last_updated_by = user_id
WHERE movement_id = lines.movement_id;