UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cxdFaDjXj8jqMdSeIjGxbtZFMZgobs/pEQMYBane1B8=' 
WHERE 
  key_id = '51df5342666c0a28f39e5184fc94ce2d7e8848e1047ade13703f29d06ae451c6' 
  AND (
    token = 'cxdFaDjXj8jqMdSeIjGxbtZFMZgobs/pEQMYBane1B8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )