UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+W3LGplh98vE2RaI6gs9GOleSaBwmXV2msB5J4/xW3g=' 
WHERE 
  key_id = '598466c919fe0dcbb2964f15fd3a8cb2d129a0a6ecc3901ebab68efe6b743838' 
  AND (
    token = '+W3LGplh98vE2RaI6gs9GOleSaBwmXV2msB5J4/xW3g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )