UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UXORApPBRJspfqgO6bzknAiM/tzj7+8kIp8Lk+6GPPQ=' 
WHERE 
  key_id = '28c862361bcd5f21292448a76b28b19ff82ac59e0acc7561da7e6e31234acf92' 
  AND (
    token = 'UXORApPBRJspfqgO6bzknAiM/tzj7+8kIp8Lk+6GPPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )