UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rhex7oeOiLft/OpkYxVzO+TYTVJbJKR5RLD3D4IvucQ=' 
WHERE 
  key_id = '121ccba767278ca244ed633815a6aa5fb8fbd70c597cc98f5e80bf9b8d4645f6' 
  AND (
    token = 'Rhex7oeOiLft/OpkYxVzO+TYTVJbJKR5RLD3D4IvucQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )