UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mN4uPYp9Yu4WpOq25SMR/j7YOHuhg8heCz3jbjxbtts=' 
WHERE 
  key_id = 'a92e6a43ad31f90af6912fa76176f53b39b78350c1468b5845e7d5534dc51348' 
  AND (
    token = 'mN4uPYp9Yu4WpOq25SMR/j7YOHuhg8heCz3jbjxbtts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )