UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+kYnBCGoUvwI27hfrgFen6v7GnxIuvrbbFD2eij1tI=' 
WHERE 
  key_id = '4827a5792a192822993449d37eca1ceea02fd379552c60045c6880085f6a6b33' 
  AND (
    token = 'k+kYnBCGoUvwI27hfrgFen6v7GnxIuvrbbFD2eij1tI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )