UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D6DGzcPMFp+BXdxl1zRIl5EbehNwzmyVr20XSvi7MsE=' 
WHERE 
  key_id = '23c83308fef0209ec9562780cea26ee06511c350cbbf218b17acb62d829aa448' 
  AND (
    token = 'D6DGzcPMFp+BXdxl1zRIl5EbehNwzmyVr20XSvi7MsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )