UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PeSA78yZsM7fQuzu5VihLq62RtxLnmNAEHY1dVN8SeE=' 
WHERE 
  key_id = 'b8c4c2dd96b2846d693ab1a06733434a5b09439fd9d417293a7e1172ae3c2e38' 
  AND (
    token = 'PeSA78yZsM7fQuzu5VihLq62RtxLnmNAEHY1dVN8SeE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )