UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkkwLInjFAUsLYLJuuZaMBkFaCvlUkkqNAuhmdg7Zhg=' 
WHERE 
  key_id = '40dbcb13da73e4b67ab06dfbc3b2239e273738c86b0faa52beb0321afe00002a' 
  AND (
    token = 'RkkwLInjFAUsLYLJuuZaMBkFaCvlUkkqNAuhmdg7Zhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )