UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kxvm2lgHqTKLgByYrY1Cz+NtRd9VR8ExZmu0UHRxp+Y=' 
WHERE 
  key_id = 'ac5e0576f58eb1a88dbda41e837255cf6742a733004ca07acf6ccea1cd1978d8' 
  AND (
    token = 'Kxvm2lgHqTKLgByYrY1Cz+NtRd9VR8ExZmu0UHRxp+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )