UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qn6uIUTH8fq1ehHzYgBrg/Hb+f4MzOBODnHuB1OfnBM=' 
WHERE 
  key_id = '6c695c68a67505ec8967bb3815828d5513ab98c4321c0ddcb4e1eddc463e6bf4' 
  AND (
    token = 'qn6uIUTH8fq1ehHzYgBrg/Hb+f4MzOBODnHuB1OfnBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )