UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nl0klDGduA4M0KB1KRoNo1fqHFQZHU3bqQAVxt/KqXA=' 
WHERE 
  key_id = '526495447e21fabdf5a9120244bf01c340e6c1e4f07bf85e189c1c012dafe678' 
  AND (
    token = 'nl0klDGduA4M0KB1KRoNo1fqHFQZHU3bqQAVxt/KqXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )