UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9MtPaCLuLnJeeO4renLlQV1ghImRtxOUDITmk/PE0NM=' 
WHERE 
  key_id = '2e5623e9633c6d6a92609a7370ce6898eafc47ae2e5630aab5fbb712360ef47b' 
  AND (
    token = '9MtPaCLuLnJeeO4renLlQV1ghImRtxOUDITmk/PE0NM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )