UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GJ/N5vO64AEXGt7t+5lnZ6MV62kXasemaYeY+ate2dA=' 
WHERE 
  key_id = 'd6d5070c287535020e1bd7d10a74bd821ef7428f26a1d089bf33e4248b7354ab' 
  AND (
    token = 'GJ/N5vO64AEXGt7t+5lnZ6MV62kXasemaYeY+ate2dA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )