UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrIxBf9fDNieRUorcSEBYbtvGQxD5ebUWx//WkstPo4=' 
WHERE 
  key_id = 'df7c6e3431e17a5d7f9b0feab00acd8da12769daad8c3b1032455b4fb858fb73' 
  AND (
    token = 'mrIxBf9fDNieRUorcSEBYbtvGQxD5ebUWx//WkstPo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )