UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WeTHJjcWqFAOnEV1Gqjd8USpDxlio9Z8XwIweG7gGpU=' 
WHERE 
  key_id = 'ec9e88fc86412a50cebbdfec1df37ff0200c8388b7d6c8a76cc640196f4fabbd' 
  AND (
    token = 'WeTHJjcWqFAOnEV1Gqjd8USpDxlio9Z8XwIweG7gGpU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )