UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mVJvlbHy4QtHv9XdAbiKqlm9vkRY3ksQQmKpxm1yeYo=' 
WHERE 
  key_id = '29c76fdffe183d047809e80cb42a063d461e12d232a1e13024b68472c266058d' 
  AND (
    token = 'mVJvlbHy4QtHv9XdAbiKqlm9vkRY3ksQQmKpxm1yeYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )