UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvmahHrJbHdjLxkgeVaoqspaLMUY8SEGkgwpSW1OL+k=' 
WHERE 
  key_id = '1d295ee3c16113f70d0d21ef23da403999a0bf1ae3c0224b03d417f1e43a687c' 
  AND (
    token = 'MvmahHrJbHdjLxkgeVaoqspaLMUY8SEGkgwpSW1OL+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )