UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4ZwGCtJy3sMW95cYAq1+xo3PzgjQOJVQ/COfNBniPg=' 
WHERE 
  key_id = '6fbbc9a0f78a300e98cf3ce64467fb68a33941491e1a449d7a298a613eab83ea' 
  AND (
    token = 'z4ZwGCtJy3sMW95cYAq1+xo3PzgjQOJVQ/COfNBniPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )