UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UEsKa/g2gFjE8tSekJ8lnDDn9NzssdCM7hZLGivXwM4=' 
WHERE 
  key_id = 'e618f4f0fe1e9891c13f488fbaf097d511c39afc411892ad12b167357316522f' 
  AND (
    token = 'UEsKa/g2gFjE8tSekJ8lnDDn9NzssdCM7hZLGivXwM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )