UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gxCVYJ6Pv2aY63E60YwCe7pxcw27JRvfl+PTJDptN3Y=' 
WHERE 
  key_id = '39e8085f119cf38db490c283cc10095b2401ab0f83f08bf60ccc86d12dc2a028' 
  AND (
    token = 'gxCVYJ6Pv2aY63E60YwCe7pxcw27JRvfl+PTJDptN3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )