UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y1xPDnXWzJbOzTqoXLeyf02Kti8JD6GM8gsyXkmNwIY=' 
WHERE 
  key_id = '8dc255cd66b6d8e4109532140f158d9fe5ee8e632edfde3615a83be1b8c618a5' 
  AND (
    token = 'y1xPDnXWzJbOzTqoXLeyf02Kti8JD6GM8gsyXkmNwIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )