UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTi07SAVUKR3XvPdBOTAlIuhi1gxR5NbYGv5I+0URxM=' 
WHERE 
  key_id = '84f316c76da41ec9aff555d88559f800fbbf3aaae9a542741f7a5bb82d370dad' 
  AND (
    token = 'MTi07SAVUKR3XvPdBOTAlIuhi1gxR5NbYGv5I+0URxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )