UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1+WuRJQVmZUh9VEg7bdAk0XGHB2quWQn6RI6E1MnOt4=' 
WHERE 
  key_id = '36d6ff1250880019f61d17a39a2f2e10af40063c71595b7518cbc355b40ad557' 
  AND (
    token = '1+WuRJQVmZUh9VEg7bdAk0XGHB2quWQn6RI6E1MnOt4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )