UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r9FWCkPuJwx++NjKL8N+u2JFI91t3s+dStT7c18SwAc=' 
WHERE 
  key_id = '51d9e9ce3f9afa6ddfe4642572c796f8e87154cc910e75270f1fcfb719aacd1c' 
  AND (
    token = 'r9FWCkPuJwx++NjKL8N+u2JFI91t3s+dStT7c18SwAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )