UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TMAhwRDsDUsS7vPyHRnaQ275DXCIFjLTlhbGs8kREuE=' 
WHERE 
  key_id = '6885ea93aee397a681cc8167b42a6dec134f32a782aa00c152b03043114bda63' 
  AND (
    token = 'TMAhwRDsDUsS7vPyHRnaQ275DXCIFjLTlhbGs8kREuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )