UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RslNdNKQbm21B6FldWq5EP5Sl2djeNnRVGfbzARcmrQ=' 
WHERE 
  key_id = '258b9e235673053e4a5d170eabfb126b1070a9cc86f145934ee3bbcac2ac720d' 
  AND (
    token = 'RslNdNKQbm21B6FldWq5EP5Sl2djeNnRVGfbzARcmrQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )