UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8h8h57d4278+xqFBZxl6TZSXAuHsxplXFa4x8s8xyj4=' 
WHERE 
  key_id = 'a1839307587621a95d7b407b6790b5c45ed5d4ef8bc9759c37f354b8a08cd6d1' 
  AND (
    token = '8h8h57d4278+xqFBZxl6TZSXAuHsxplXFa4x8s8xyj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )