UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4NQBiHba7zcdxABFWg37Tip9An2SBWNKnAgvQ9KJkDs=' 
WHERE 
  key_id = '9a5792f07e2a28ea9cb6501ac90a16a7cefd5088753ce9332b114c58757b03d5' 
  AND (
    token = '4NQBiHba7zcdxABFWg37Tip9An2SBWNKnAgvQ9KJkDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )