UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSxjMiJxVIcPSPMJuCFUngyBvAE3ki8DAaaWR9EB3/M=' 
WHERE 
  key_id = '299d6cabd577de25e8b577947f216409bf5ccab6b979533a26351afd8d2e2884' 
  AND (
    token = 'MSxjMiJxVIcPSPMJuCFUngyBvAE3ki8DAaaWR9EB3/M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )