UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OtVfxTcUWk0T0VM5xBOheOBuS9ZfrHQJjMIDipcUKsw=' 
WHERE 
  key_id = '4a656b4a18d9d43c2fef4813da911019ca2e77de090a81b0b151b477f43aff9d' 
  AND (
    token = 'OtVfxTcUWk0T0VM5xBOheOBuS9ZfrHQJjMIDipcUKsw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )