UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oSBZo2Uvv2r+wZTnvaj7tASnkw8+zspnG0OwU5kc5xg=' 
WHERE 
  key_id = '600a87759e139e11d64bb34d7e3369521431a1aff654786db77fdb0770cad323' 
  AND (
    token = 'oSBZo2Uvv2r+wZTnvaj7tASnkw8+zspnG0OwU5kc5xg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )