UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DMTrj5W+KLuLYfQZG7M2ytQO5HczsasQIeOcZuydwuY=' 
WHERE 
  key_id = '08e818d4abd4b127bc1b72b5192e511fc78233c3d29eb32b1f0086edff45c185' 
  AND (
    token = 'DMTrj5W+KLuLYfQZG7M2ytQO5HczsasQIeOcZuydwuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )