UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y1sUwp0bm7KiBbkj2nO9Q5+DD9XLg826kwTfReBUWgw=' 
WHERE 
  key_id = '6387efb41730ae862c60e0348417fa9cb431b241ef4b98cc5c0404351a724ca7' 
  AND (
    token = 'y1sUwp0bm7KiBbkj2nO9Q5+DD9XLg826kwTfReBUWgw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )