UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jzrvq3oP/aBYFUmRPmlinr96kUSorystHgqvBGz2ag0=' 
WHERE 
  key_id = '942e3027a885af8c24cc23d6753c0bbafe241b98d9c843a4b16870947d496e41' 
  AND (
    token = 'jzrvq3oP/aBYFUmRPmlinr96kUSorystHgqvBGz2ag0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )