UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZKElfVeCwBXE5noPTYUtim2oBvDLkdF7+LPHAh1ue3Y=' 
WHERE 
  key_id = 'f7dae60619f08f5ed1c94b317bab30f4a2601ecf02fdb0c7f7836bb36a246568' 
  AND (
    token = 'ZKElfVeCwBXE5noPTYUtim2oBvDLkdF7+LPHAh1ue3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )