UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXntCwpJXICeASqleS0bPlmp9oG6/tAJmE8EARuyOCU=' 
WHERE 
  key_id = '1a83437e5b2035a0a8f1f663f9d36850928ec53e8d33c1e30abca416d8b67417' 
  AND (
    token = 'KXntCwpJXICeASqleS0bPlmp9oG6/tAJmE8EARuyOCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )