UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eJbzYcXWlVRUamSn9fbvTm4XX/TVb7B2f4ssz8AMEj0=' 
WHERE 
  key_id = 'df898b10d03ab378dff377a25004c06493454843d196a731547e3435a4b38494' 
  AND (
    token = 'eJbzYcXWlVRUamSn9fbvTm4XX/TVb7B2f4ssz8AMEj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )