UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4nz54WqGPIxSMRaWFrHvu+5V8TbqIVOKrrLyGKLi5QE=' 
WHERE 
  key_id = '30e6adf5a77526f80c9f5d657984484ceb7288ff92edd8119d6814013492bda4' 
  AND (
    token = '4nz54WqGPIxSMRaWFrHvu+5V8TbqIVOKrrLyGKLi5QE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )