UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FXyn+gKrLGAx7IhikS90wuPa3nVZbKVnxQmHuLiXT/w=' 
WHERE 
  key_id = '956bf276c83db126fbb2f9c158ba798c3f54d2b0278133f7145e071731f51426' 
  AND (
    token = 'FXyn+gKrLGAx7IhikS90wuPa3nVZbKVnxQmHuLiXT/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )