UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHLG94TbN04r826VV18kQiNmL5C56LNmZR2CxWRnLBY=' 
WHERE 
  key_id = '1942f1c8dfc0cdd219c9ed8a611e90dfc3bdc0f7f0ae022cd747e7d4caf62f02' 
  AND (
    token = 'KHLG94TbN04r826VV18kQiNmL5C56LNmZR2CxWRnLBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )