UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O6+yDz5OY70EEGwxd5Z/OHMLwxG6X4NpPrM8lvHhvB4=' 
WHERE 
  key_id = 'fd6b79cb5540f39642804b5ccc42c7874d879a7fed7782a57adc697e75400573' 
  AND (
    token = 'O6+yDz5OY70EEGwxd5Z/OHMLwxG6X4NpPrM8lvHhvB4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )