UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6wXWYMaeeVB1N8GQFWzJWASRWIeB6itTo6hmL/cMmPM=' 
WHERE 
  key_id = 'a3ef30a8cb8eedbc7ea551979aa813dad6d2e99b6150d6384303ac79950a4bb6' 
  AND (
    token = '6wXWYMaeeVB1N8GQFWzJWASRWIeB6itTo6hmL/cMmPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )