UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S29iKSY5Hxq4VmUmvt4uS1kAG52gI8IOpCUslryQnMc=' 
WHERE 
  key_id = '135ffe377ffdd0a0adc4b8924216c90676de676374ac7921dd5d9ab8b34b6c07' 
  AND (
    token = 'S29iKSY5Hxq4VmUmvt4uS1kAG52gI8IOpCUslryQnMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )