UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RB5UFTyRzSQTwmBiFx02gqbhQQdVLQ179W/2IcOEnwA=' 
WHERE 
  key_id = '75350447152572cd33c052cad6b35af944b7909a866f7136bfeab2206feb1d6a' 
  AND (
    token = 'RB5UFTyRzSQTwmBiFx02gqbhQQdVLQ179W/2IcOEnwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )