UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PxVeTVVA190LVWA9gONwNLjecvsfFeLV3JZUcKnPE+8=' 
WHERE 
  key_id = '6fc6b497a4e473c00fdaca637162a582f91516fee50e719c75cc2a9d947f9ca2' 
  AND (
    token = 'PxVeTVVA190LVWA9gONwNLjecvsfFeLV3JZUcKnPE+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )