UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MN2q+vjPFWrCxPCa9MsKlCWmzRo7lcaoVhr8wSP0zCo=' 
WHERE 
  key_id = '499e181a4d6b35e717f3b8ee8e2916d3393b69683b5a9b312e618ed0f828b4ef' 
  AND (
    token = 'MN2q+vjPFWrCxPCa9MsKlCWmzRo7lcaoVhr8wSP0zCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )