UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DfrojIcCz7YfoAE/UMs4DpIu0HLlwWEdcEshjVfL+K0=' 
WHERE 
  key_id = '2f3f1e41b4def9b949ce2a053bd13b65a194239bf2c9b4f3f73c03afc637eb1d' 
  AND (
    token = 'DfrojIcCz7YfoAE/UMs4DpIu0HLlwWEdcEshjVfL+K0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )