UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vgBH62lulkMxkPALYYI5VxEUFluDF/35nTBvb/6JYzs=' 
WHERE 
  key_id = '968b87c5807ad9fa67e6abf8d410c6b2cf95396bfcdcc84c047106142c972299' 
  AND (
    token = 'vgBH62lulkMxkPALYYI5VxEUFluDF/35nTBvb/6JYzs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )