UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QkkfVU/QNWGTeYDRMuWrkqIa+uiA2diWjH1ZcOHMk6k=' 
WHERE 
  key_id = '1953bbf3edc6612330e2f346e8144b81de4aedb459609f9e7d9fe828354b85df' 
  AND (
    token = 'QkkfVU/QNWGTeYDRMuWrkqIa+uiA2diWjH1ZcOHMk6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )