UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uRD7tDRFRe+QAtWKO8TfGYlYmfA6Ez4b6Kf7Ib/SzxE=' 
WHERE 
  key_id = '4a4da7a2bdca59129ef7da9b2f762027a7f85b7b90b3ff808a70d9d3d12c2088' 
  AND (
    token = 'uRD7tDRFRe+QAtWKO8TfGYlYmfA6Ez4b6Kf7Ib/SzxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )