UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ctGuiaqKNkrukjSbrPsm/4mAEnjjrBPyI6VpYzRCsXM=' 
WHERE 
  key_id = '156ac20795139742dd43e777cc882ebcf7fa7463996cd096eeea24f4d77baf22' 
  AND (
    token = 'ctGuiaqKNkrukjSbrPsm/4mAEnjjrBPyI6VpYzRCsXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )