UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XkMbSo6H5+kinpHjsamBCsg3ZYXjfAzO2zLFrgHjhFU=' 
WHERE 
  key_id = 'b3bc55815fa388bcc7238795489d35ab0621f678587aa978d1d5da0a88ac940a' 
  AND (
    token = 'XkMbSo6H5+kinpHjsamBCsg3ZYXjfAzO2zLFrgHjhFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )