UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k8+tXA+j6P6W4gVIF1IjNqMxgdyfrmwf9xXJJJKxxZA=' 
WHERE 
  key_id = '647e08c78594851df55f1770f0ac3787ab54aa2172b82cb5794a57c45d0c5221' 
  AND (
    token = 'k8+tXA+j6P6W4gVIF1IjNqMxgdyfrmwf9xXJJJKxxZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )