UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ntqn6+DF8/g8U3AjqyIWVIuWiwRU1KOyBJMfPjD674=' 
WHERE 
  key_id = 'b6e737c86cb7709f9e3335efe6ffa302b7545a1852476d6f7b4d516e49867d96' 
  AND (
    token = '/ntqn6+DF8/g8U3AjqyIWVIuWiwRU1KOyBJMfPjD674=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )