UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJEtFAwqF8B1gqEdP4hIDnzpAMm6KH1ea8p6NVGJOu0=' 
WHERE 
  key_id = 'd941d2f18ca88d5501fadc29dd479abd68147e99ef168c04c0869f6a58f62262' 
  AND (
    token = 'MJEtFAwqF8B1gqEdP4hIDnzpAMm6KH1ea8p6NVGJOu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )