UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k9giz6B72uSxq7TOt3aqdEVIJMU1rOqpgCn6aDKv0lQ=' 
WHERE 
  key_id = '489251b4ee52dc316f7e917389beab8aa5de030750466a4dba9967876c505686' 
  AND (
    token = 'k9giz6B72uSxq7TOt3aqdEVIJMU1rOqpgCn6aDKv0lQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )