UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MV8HwkVNtygVnNT+dx7rVpyU+hVfNKDc6mI5U4YjmD0=' 
WHERE 
  key_id = '203ed5b3cfd53fd7a5f741b9e5cd067f7c184b3dd187d53d86fe850fecceeb48' 
  AND (
    token = 'MV8HwkVNtygVnNT+dx7rVpyU+hVfNKDc6mI5U4YjmD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )