UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XhQKYG71b93oOZ8lADTfWKYthW7xOT6nWLT89OuwhAg=' 
WHERE 
  key_id = '6769cdd1c615b53aa1fed669bf2802af53a39dd88a4a73c6f696a8ce7c99c640' 
  AND (
    token = 'XhQKYG71b93oOZ8lADTfWKYthW7xOT6nWLT89OuwhAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )