UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Duj4ofPIo3r6nm4cAqgAvjeMFe8E76PKpg4ByTcq4r8=' 
WHERE 
  key_id = 'a8afa79a38064e0afd649eb1ba3496638bd0d587dccf079754d83dccc637d467' 
  AND (
    token = 'Duj4ofPIo3r6nm4cAqgAvjeMFe8E76PKpg4ByTcq4r8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )