UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tt8X+YwL5NAw7hlRWLXbvTvjNoLNHh8Nx/RSDk9G8XQ=' 
WHERE 
  key_id = '9af8944566827ca1379b9e3861cefd1d575c7c943afa1e08e48223a2e2fa2028' 
  AND (
    token = 'Tt8X+YwL5NAw7hlRWLXbvTvjNoLNHh8Nx/RSDk9G8XQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )