UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCzgA4eALIrhZGNzs+2q5uuDe93D3u8b5DrJyiBxFLA=' 
WHERE 
  key_id = 'edf518c459a4bf404218a9ea1fe82abac293b52c8c1448517170076ac9044ca5' 
  AND (
    token = 'MCzgA4eALIrhZGNzs+2q5uuDe93D3u8b5DrJyiBxFLA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )