UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eCmc6TNFLznqGlwMAKHT7BZx0pZO905e691YAzFnErI=' 
WHERE 
  key_id = '6b0f42738f7f1105a328f2ef67b3343908009375d9f54233c703f73dd4a95c68' 
  AND (
    token = 'eCmc6TNFLznqGlwMAKHT7BZx0pZO905e691YAzFnErI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )