UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CsOoZtq8az9Z+2GoamfvT2UjbYv6bUnTigtoXpUAlSc=' 
WHERE 
  key_id = '8a40687e0f5602950f659d55cc956cc42d32ef1f09fa995ba122c82707029148' 
  AND (
    token = 'CsOoZtq8az9Z+2GoamfvT2UjbYv6bUnTigtoXpUAlSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )