UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f1YrDsgGVd8i/TzCkYSF/o7OhUsIdfaQBbWqIe8En2Q=' 
WHERE 
  key_id = '6c2b57f9d39f689fcf56a537283bc884e6d785685da83c030602b06cbe71f466' 
  AND (
    token = 'f1YrDsgGVd8i/TzCkYSF/o7OhUsIdfaQBbWqIe8En2Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )