UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KqC2EZY5PXeFQIz4Mg425IjWCYHaCdj0pz5oep2rTgQ=' 
WHERE 
  key_id = '0c4029230a38b62cbc39db23f8c041e6f0d79b0858789e2eab518e11b462c615' 
  AND (
    token = 'KqC2EZY5PXeFQIz4Mg425IjWCYHaCdj0pz5oep2rTgQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )