UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPeMvWXgjOj+LUBEpOFv4zYYa1ZJGGc/dURBRjXZXso=' 
WHERE 
  key_id = '49cb071caf3565c3755289defbd046ae8e13ba1f65c4fab9157883be38227334' 
  AND (
    token = 'gPeMvWXgjOj+LUBEpOFv4zYYa1ZJGGc/dURBRjXZXso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )