UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MEnTYJh0COLg4C9oXdiIaaOEXUxYP56vedCFkUO2ylw=' 
WHERE 
  key_id = '6c56fe1099600dd703418522932b378402d5a8ff23dcf0a97f62f7284c2dc251' 
  AND (
    token = 'MEnTYJh0COLg4C9oXdiIaaOEXUxYP56vedCFkUO2ylw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )