UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KMwTL/Axx/5iWq4f2FPbwUDsx0FdMKwT6eI6OXKaSQo=' 
WHERE 
  key_id = '1b6e5dab734c65ef754ccfd10cc0abe1390fa0c4d5375918e21edfc43a9d5ea6' 
  AND (
    token = 'KMwTL/Axx/5iWq4f2FPbwUDsx0FdMKwT6eI6OXKaSQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )