UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6AIIEFoBJfo3dF0YRv2okpjFWbgIdhjSzI/dgC7h0KQ=' 
WHERE 
  key_id = 'f5ed336828553ccb82dc9981bb0ddbbeadaf778b2e6d0e202220e6d323c50879' 
  AND (
    token = '6AIIEFoBJfo3dF0YRv2okpjFWbgIdhjSzI/dgC7h0KQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )