UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zfvGybVsqlP14mTrNHiFPq39jrmTTHkkTDzQEX0Totk=' 
WHERE 
  key_id = 'a7fcb19cb08df2b7396501d08c4027a447896c496416a4f4ebefa36a6875d3ff' 
  AND (
    token = 'zfvGybVsqlP14mTrNHiFPq39jrmTTHkkTDzQEX0Totk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )