UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+qyAcdHF/CMhhSnL6lXdWSDbM/wVmmWh8RYYBNIX/Y=' 
WHERE 
  key_id = '681a92219f93fb62703cc2894204d23d3ad7b4b8aa5864c52d14a1fadbe03334' 
  AND (
    token = 'c+qyAcdHF/CMhhSnL6lXdWSDbM/wVmmWh8RYYBNIX/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )