UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BchpEspT59kVH87aHJPnXQTV7UtyZHBNktjDrJOMbZU=' 
WHERE 
  key_id = '17f83f8251a50cd4d12ff5c3e336051bc59f8acd4b091b9e8c114da1aae32986' 
  AND (
    token = 'BchpEspT59kVH87aHJPnXQTV7UtyZHBNktjDrJOMbZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )