UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9bX5ZbVKfBKBoNgeSpRHiur61UTa6hxPfAhPvX41DGU=' 
WHERE 
  key_id = '2fdf541ca876e36431b212e76235d157f0257dd035da796880dd398fe47e1784' 
  AND (
    token = '9bX5ZbVKfBKBoNgeSpRHiur61UTa6hxPfAhPvX41DGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )