UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DgVRE+2i5nAtA9hBNHQE4C5MG2AOJuCXmmKlnZgxchE=' 
WHERE 
  key_id = '4cdd3f460716aa4a98f0c8b6707bb48ba03a1517e37b70d5c86fca59a3c34043' 
  AND (
    token = 'DgVRE+2i5nAtA9hBNHQE4C5MG2AOJuCXmmKlnZgxchE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )