UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LhwXToRJ7k4yccbIutXmgI1KPcaQKeKvB63e5OkYJfs=' 
WHERE 
  key_id = '2e4df9140227e008dd6166426a7d255003515163fbfd346553c0b2d3d25e9f85' 
  AND (
    token = 'LhwXToRJ7k4yccbIutXmgI1KPcaQKeKvB63e5OkYJfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )