UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztUAwJ021fvsaIQxm6M+MfU3hBVgg9Ti+stnkMV2RF8=' 
WHERE 
  key_id = 'df93b3bc344576b52893f01c9a08dfe626418d7d4fb92aa46f89991723800adc' 
  AND (
    token = 'ztUAwJ021fvsaIQxm6M+MfU3hBVgg9Ti+stnkMV2RF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )