UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhLUaiZvxmipDsofVi+WX8GOjTVV2NpYWdT1/14BYmc=' 
WHERE 
  key_id = '40049232ae816bb638504b0724f6377df173ef09cadf76a0b431ba7232453626' 
  AND (
    token = 'RhLUaiZvxmipDsofVi+WX8GOjTVV2NpYWdT1/14BYmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )