UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PgXwHmOpWbB5uE7mwpDR2xIXKEoXYpirxwoP1Ta0Y6E=' 
WHERE 
  key_id = 'da841ae9ed14bb15d18854f4b757b0fc033c3938e1e8e500691350beae4753cb' 
  AND (
    token = 'PgXwHmOpWbB5uE7mwpDR2xIXKEoXYpirxwoP1Ta0Y6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )