UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uSELgtv6bvDt7RqK9mq3AdF7O0YWEZirC01Vp8DNEwM=' 
WHERE 
  key_id = '30044f59f60ba1561516e304077d3d69c1d4b360be35befe876b79951e9f767f' 
  AND (
    token = 'uSELgtv6bvDt7RqK9mq3AdF7O0YWEZirC01Vp8DNEwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )