UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4KuHem3OMDYDaRaqJqI+4Uul3ZpxJeygn0Hu8PvcxPk=' 
WHERE 
  key_id = '52c1afa44e24490f18b30294e4c2284109bc4cb515301e1dc8c248899a752aac' 
  AND (
    token = '4KuHem3OMDYDaRaqJqI+4Uul3ZpxJeygn0Hu8PvcxPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )