UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MaJCguSMLdSDh0QvcxNxsfbA7LIw6RQIc2aFklvhE+o=' 
WHERE 
  key_id = 'b35016d095667cd024be196eb044c1a002b885e8c1009f39e192629f9ab9c610' 
  AND (
    token = 'MaJCguSMLdSDh0QvcxNxsfbA7LIw6RQIc2aFklvhE+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )