UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KrKg2LjbbGFd/Afue/MXvRNPbX7S3K3BWjqd4j1mk3E=' 
WHERE 
  key_id = '89fdbe956d5a3e34d5c6c39c05320ca89e402f27cf77ac4b62b8e394b5b0f12a' 
  AND (
    token = 'KrKg2LjbbGFd/Afue/MXvRNPbX7S3K3BWjqd4j1mk3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )