UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dPGmH8XHlqBhEOJboElSsuk1Hhv8nWcXR3djL5MkQac=' 
WHERE 
  key_id = '504809e810ee059346b2cef1d3a51d5500dd3e30e33b741c15cf7767fff42b5a' 
  AND (
    token = 'dPGmH8XHlqBhEOJboElSsuk1Hhv8nWcXR3djL5MkQac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )