UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uEeuEr7TttNtEXay1LIkgfJNL3+fybNQl2Sj6uaXv+U=' 
WHERE 
  key_id = '304b038317d7424febed7a79569e284ab18271b803b264e42d946fd8137c54ab' 
  AND (
    token = 'uEeuEr7TttNtEXay1LIkgfJNL3+fybNQl2Sj6uaXv+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )