UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/CvAzUFriPctn67VWivaJGpqza4s30OqPtPFCc5FKU=' 
WHERE 
  key_id = 'c31691561947cfeb57ae5f6d0a90d6906f542e66595ded8661f7f3f7643cab61' 
  AND (
    token = 'U/CvAzUFriPctn67VWivaJGpqza4s30OqPtPFCc5FKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )