UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4iD38VQt8ihhwqo6eEwPmq9r1kiJ1YlvojxmaMR+uU=' 
WHERE 
  key_id = '544120f15737f1a8fbe00cd097af1aad4f01f023b777e455c9d933c22b3089c7' 
  AND (
    token = 'n4iD38VQt8ihhwqo6eEwPmq9r1kiJ1YlvojxmaMR+uU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )