UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RHT1N2gBX07M9lLmiUDlXG5DBJMvqeTnh3R7UJ4plyg=' 
WHERE 
  key_id = 'c20c3bd5c743c073b18db325e99c2ad025978ac3bdf0d8693f6296d2950a72b4' 
  AND (
    token = 'RHT1N2gBX07M9lLmiUDlXG5DBJMvqeTnh3R7UJ4plyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )