UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G71wS8rvx8UocL4O/6ihSqd8LG57vsZc2Ix+0h5Jfm8=' 
WHERE 
  key_id = '1277becf2b1cb61455862b6eae8d8bcf9d1d113b62b1c98d3cadd326d55a0239' 
  AND (
    token = 'G71wS8rvx8UocL4O/6ihSqd8LG57vsZc2Ix+0h5Jfm8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )