UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6USwaG5NIld4NVxM5Kbc6VbW0CCZ3reMXLlxQravfVA=' 
WHERE 
  key_id = '31d6ce43bea85397120a0e28befe7e5a48e46ad8ce8bc8e763bf5452e8426e47' 
  AND (
    token = '6USwaG5NIld4NVxM5Kbc6VbW0CCZ3reMXLlxQravfVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )