UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L51QIZau+dQfsI3GFf9g+PbClRqvsP91tg7LhxJ3cM0=' 
WHERE 
  key_id = '7fb63f394725af05606d1fcb4b30e504b62cd0895e709aeda27c101d04a5e6d8' 
  AND (
    token = 'L51QIZau+dQfsI3GFf9g+PbClRqvsP91tg7LhxJ3cM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )