UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pzmB3QhzBo76L+lFcsPpsKf7EVKQNQNGdcrSdZSLo7Y=' 
WHERE 
  key_id = '20521851d91fe9ee56ed4fda8aef78f8a7a07c7affdbcde61e58f8c0f652bf47' 
  AND (
    token = 'pzmB3QhzBo76L+lFcsPpsKf7EVKQNQNGdcrSdZSLo7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )