UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BdwoU1RbXaGxbFCYfy8TBdP55RLbua51wDTbmMsfNg=' 
WHERE 
  key_id = '6b839812a6ff660413dd965cbc0a63d99500ee6c9cf3acc6ec94fffaae8f4b9f' 
  AND (
    token = '6BdwoU1RbXaGxbFCYfy8TBdP55RLbua51wDTbmMsfNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )