UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hZ+Ah9okb8JOv9ZtWBvVsJZhBmFm+AuXAIpJz2Vyr/s=' 
WHERE 
  key_id = '28b0e1bda4b9df908702b098bdf9cf8c92df403ec69af45dfbf2f79c148cf628' 
  AND (
    token = 'hZ+Ah9okb8JOv9ZtWBvVsJZhBmFm+AuXAIpJz2Vyr/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )