UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nUTJotfLniGGtptd40pXLU1fp1BEseklezzDbFKqYNY=' 
WHERE 
  key_id = '163347a561ca4e11938ed29768dd20d196cd20d8b53b882dd2a19dc41dc401a0' 
  AND (
    token = 'nUTJotfLniGGtptd40pXLU1fp1BEseklezzDbFKqYNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )