UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RcY2UrLx7rYnThZNM5rtqWOcpXRkOr0uiAv1H8IRygg=' 
WHERE 
  key_id = 'fad5fdaa43100bf7d16da4ef5926612974858efa1746d32071e0aff003ea96d4' 
  AND (
    token = 'RcY2UrLx7rYnThZNM5rtqWOcpXRkOr0uiAv1H8IRygg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )