UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4P6Ie8szTlJm5t9hwBmuMYRcZJWYCunf+BpOoptWD1A=' 
WHERE 
  key_id = '518307af9c321f8fd763724e23ceedabfb5d3b34647e6fbe10f68e5a89b656d5' 
  AND (
    token = '4P6Ie8szTlJm5t9hwBmuMYRcZJWYCunf+BpOoptWD1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )