UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DJJKzzutw/t1DRC8bt0a7zuU/WUX0U601ATuqjReOuU=' 
WHERE 
  key_id = '6e1e6a91110051af3b34f89a4642aa5c5c9e49b447d1a81abe5b8037e37b7296' 
  AND (
    token = 'DJJKzzutw/t1DRC8bt0a7zuU/WUX0U601ATuqjReOuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )