UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'unmRtk8SHUfvtvYH8GTCqifsMPezrN2T2AZ4o99chz8=' 
WHERE 
  key_id = '9f2499639bff1bbb80b3804d3660a9f35685fb451eb641e09dc6e537c4eadbd8' 
  AND (
    token = 'unmRtk8SHUfvtvYH8GTCqifsMPezrN2T2AZ4o99chz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )