UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5BWkQnpnBeu2TfA6PTpRYu7aSVWw6gzyGI9fvqxxZtk=' 
WHERE 
  key_id = '4505ef8a7b76c97dbd2734065134247417f49f6168e7893c7a347a8c02e1793e' 
  AND (
    token = '5BWkQnpnBeu2TfA6PTpRYu7aSVWw6gzyGI9fvqxxZtk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )