UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PG5KWQv263kcKoE99nNGoJ5K36FwSfnZAxiXfnqSh2A=' 
WHERE 
  key_id = '1e82999ac01ce211a02230553d7a65ff07854aee10bd11c489a92ac2fe35cd50' 
  AND (
    token = 'PG5KWQv263kcKoE99nNGoJ5K36FwSfnZAxiXfnqSh2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )