UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mnPe+JWokcZ/Cmz5v6iuJGyrHZSHBXGiNy4lXUBHKE=' 
WHERE 
  key_id = 'dc84b3ef764a9cf858a75bfa2210fa74ba21daaea2d37b1b103955458997a13f' 
  AND (
    token = '6mnPe+JWokcZ/Cmz5v6iuJGyrHZSHBXGiNy4lXUBHKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )