UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cJ271CjGuV0nv9aadip1rKqyx05YN6EPGHfhG0KpLxk=' 
WHERE 
  key_id = '68198b9dee4ad51561664b72ea8d76be3618c5d140d416aa15a3e22f8e5c7e91' 
  AND (
    token = 'cJ271CjGuV0nv9aadip1rKqyx05YN6EPGHfhG0KpLxk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )