UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ee9MXHAN+nfqOVOW9bqvufzMnxgNWQcnWmEWUE5dOlw=' 
WHERE 
  key_id = '568439690a43683f7a71a81fc9b5d08b40ea47198037255fd7f2f75bdff40bf4' 
  AND (
    token = 'ee9MXHAN+nfqOVOW9bqvufzMnxgNWQcnWmEWUE5dOlw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )