UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MwZTi2Y6qG6qaFqeq0J8DnBrkt7NZOw5xOPsc2tJf4s=' 
WHERE 
  key_id = '519970ea7e6d476063d493eaa73966379cfa984ddd8e6a3c71e944a1be2baedf' 
  AND (
    token = 'MwZTi2Y6qG6qaFqeq0J8DnBrkt7NZOw5xOPsc2tJf4s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )