UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ws4y19VGjiBNhWjS1B2KQhn047i8zFYfD9erH+UV+WE=' 
WHERE 
  key_id = '40df5e1d166e127e3333b2d9d68920b123c14ecbb41d68d7a3c4c75bb0bd31e8' 
  AND (
    token = 'ws4y19VGjiBNhWjS1B2KQhn047i8zFYfD9erH+UV+WE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )