UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/WEp81ASPwpzCIKon8h+pCVwroCQ4qcNPtUnyVGq5kY=' 
WHERE 
  key_id = '668b264f68638e126255a740571fb013388928c0a1c389367ebb256dcf5d6659' 
  AND (
    token = '/WEp81ASPwpzCIKon8h+pCVwroCQ4qcNPtUnyVGq5kY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )