UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HkiPqJ7qX9+gjzNComPNKhdiaGZDTXeV4N3jRsqBi9w=' 
WHERE 
  key_id = '80787d2f5fabc19492749b299b86c352fca08595c61a47af3fde055f4e775ec4' 
  AND (
    token = 'HkiPqJ7qX9+gjzNComPNKhdiaGZDTXeV4N3jRsqBi9w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043