UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V8FUjUNsa3J32mDUKpPOnKl00QAGbgfT1Upt+1J0Zkk=' 
WHERE 
  key_id = '977cb757b3b57c0159c9c09822cbfc5b14d3619294483e76cea168b2a619bbe5' 
  AND (
    token = 'V8FUjUNsa3J32mDUKpPOnKl00QAGbgfT1Upt+1J0Zkk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )