UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pR9vRvIHNZ4oNqxXAWmOmxsEgafVDcdnRvAkMqfs+fI=' 
WHERE 
  key_id = '6c27eac88481f2942915df01bbeff37602c9cef6536bc367ba7cf3e58929bd69' 
  AND (
    token = 'pR9vRvIHNZ4oNqxXAWmOmxsEgafVDcdnRvAkMqfs+fI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )