UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H9Q/cUlIUTWBIOY+pPu63oshsw1xFzayOgYkeaDVrqE=' 
WHERE 
  key_id = '9543ecf6df637a87343e226a955b94ac3196bba42b46aa14d1d9103d0410f746' 
  AND (
    token = 'H9Q/cUlIUTWBIOY+pPu63oshsw1xFzayOgYkeaDVrqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )