UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GDjV3QR3vzLQBdkKKGssmrqQy7VMk4vG9R8rcWt42pA=' 
WHERE 
  key_id = '88ac266388d3b35169b15dbc62123ca00b21068a20cdba19403c2c7df78a6e28' 
  AND (
    token = 'GDjV3QR3vzLQBdkKKGssmrqQy7VMk4vG9R8rcWt42pA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )