UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'klkr1lgXzxp3vLFXoquv6C8oDpwAuUn/GSeHKAE4uVA=' 
WHERE 
  key_id = 'e64f40efe7dbe35b0b6ebc7c0a1f28c72149fb57c3b3a9b2e29b378dd7e6eb39' 
  AND (
    token = 'klkr1lgXzxp3vLFXoquv6C8oDpwAuUn/GSeHKAE4uVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )