UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PjCEMiVltYmjK0hBoLxk68vpTAXpQR8op8jTUNfGUok=' 
WHERE 
  key_id = '9d2eb01700eb41b96ea97026d92dbf472fa51de70e58ca803496f959068e98e5' 
  AND (
    token = 'PjCEMiVltYmjK0hBoLxk68vpTAXpQR8op8jTUNfGUok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )