UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JR/WwthOlLLO5lkTtesYPTmSKjYxrWhmuywC7xK6g6w=' 
WHERE 
  key_id = '751bc52ebff7c399f083760d12ad9cd851878aa68c052da0ad5dd1fe6ba8bd37' 
  AND (
    token = 'JR/WwthOlLLO5lkTtesYPTmSKjYxrWhmuywC7xK6g6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )