UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mULfM64/7MYQiBOd6qj+NPYTm/CU95rgwS1nDNtYOkA=' 
WHERE 
  key_id = '4855c2a544538f58e2bedb2b56db057d49e55e5daafd477d60be63c051488edb' 
  AND (
    token = 'mULfM64/7MYQiBOd6qj+NPYTm/CU95rgwS1nDNtYOkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )