UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UPYhze6Li1UjmfurljmmdeMKMVMWbKNplen1+XuAIcs=' 
WHERE 
  key_id = '45d690a50b7280e98f69fe05840c4adc19090d7dfa1820f2e5d5506fbf305995' 
  AND (
    token = 'UPYhze6Li1UjmfurljmmdeMKMVMWbKNplen1+XuAIcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )