UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/27mzRrDpf7A+JPgqXPgB06ewbwrQWsPBhily2xFAH4=' 
WHERE 
  key_id = '4f1952a51b2f57fd4d4cfea54daae840aa1b2fc8b9b838ef339ced09f45c6e33' 
  AND (
    token = '/27mzRrDpf7A+JPgqXPgB06ewbwrQWsPBhily2xFAH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )