UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zL7eV+dga2sSSV5r8HEudKRDe/bg9LuiuEXWluQcf9s=' 
WHERE 
  key_id = '4e53b4f327f70d1551c7d54031cc84b3a7c5019d289733a1d34f6a6065598f8d' 
  AND (
    token = 'zL7eV+dga2sSSV5r8HEudKRDe/bg9LuiuEXWluQcf9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )