UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cL+hHyE060n1j715MKa8cJchmCIwz1qfO7UiJLq5kmM=' 
WHERE 
  key_id = '476304b5253bf077a0431f30481d393dfde4a2447eda794e3ef716df7f1d46a1' 
  AND (
    token = 'cL+hHyE060n1j715MKa8cJchmCIwz1qfO7UiJLq5kmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )