UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uNQ9HWmCM9sLhiXXy+IDIHOPStGcpT186iPdbve+P64=' 
WHERE 
  key_id = '1981b24b0df9ac17a7cf50054e12f196edbf89c08bf3a13418c8f3c64d6178d5' 
  AND (
    token = 'uNQ9HWmCM9sLhiXXy+IDIHOPStGcpT186iPdbve+P64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )