UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jfUkmYHJqGEPjJO19i+Rio7wLjjdRegLE+ydStxcp7w=' 
WHERE 
  key_id = '75e185a285ee742b2b406c84b835948df6ac3c1251a13e51c65901a2b24676b6' 
  AND (
    token = 'jfUkmYHJqGEPjJO19i+Rio7wLjjdRegLE+ydStxcp7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )