UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4/uopML0vwsle1SgJiq72l1LFUTyuibAESkEwsYAKw=' 
WHERE 
  key_id = '9234675037011f833f435000fab2aa6d8dfcf98ce43199b49e78faf3937ffae4' 
  AND (
    token = 't4/uopML0vwsle1SgJiq72l1LFUTyuibAESkEwsYAKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )