UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lct0/D7ZYyfhG7wvOcQTUIIRD34rxrjiFvnOzhg2M3Y=' 
WHERE 
  key_id = '9b8311e896d8a0741af227a59da0fe8293671a043881e61e578adb401109e041' 
  AND (
    token = 'lct0/D7ZYyfhG7wvOcQTUIIRD34rxrjiFvnOzhg2M3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )