UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uk5W1easNcH2iUBfScHzaFmP03iwnoPaNujIiKglpVc=' 
WHERE 
  key_id = 'a2239ba80b3814eb880818fa40e7f8107d25cc64d389d197fe9d4090b84b298b' 
  AND (
    token = 'uk5W1easNcH2iUBfScHzaFmP03iwnoPaNujIiKglpVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )