UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8D9MlCvcExlwrOw16XkRFMsLu/rClT3wpO612WPs44=' 
WHERE 
  key_id = '6659ab07eb4165e0673c5bbf45e08e186a8c48a3eb4d5869696575084ae2d670' 
  AND (
    token = 'e8D9MlCvcExlwrOw16XkRFMsLu/rClT3wpO612WPs44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )