UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sD+0sAjCzHkQ/YrFVN0BbZpS/w29KmVsDbJwiYljX9c=' 
WHERE 
  key_id = '816647834c178318b46af72e029dace03a4df602526c0880d94274e03a269887' 
  AND (
    token = 'sD+0sAjCzHkQ/YrFVN0BbZpS/w29KmVsDbJwiYljX9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )