UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PppEAxk9Xxg0LAx4zkPo/YtvlglFD8D6DTJ1lYf/zE=' 
WHERE 
  key_id = '1aa7f17959e8c1234666e8821f4c8113f9a07357b0bec936fffc1c39e95ba704' 
  AND (
    token = '6PppEAxk9Xxg0LAx4zkPo/YtvlglFD8D6DTJ1lYf/zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )