UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PO1ItWLU+k2lTUcMiZh1h7fZxjTtLSFd8YjRNIuFoEg=' 
WHERE 
  key_id = '39ec966615ab8884d7c5f41549a8bcef339f69dc17c507dc8c4837137fc60a81' 
  AND (
    token = 'PO1ItWLU+k2lTUcMiZh1h7fZxjTtLSFd8YjRNIuFoEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )