UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'salcIKMeXfbLE34dWTK7kR6HkKT4RcVMmWEZDAznVok=' 
WHERE 
  key_id = '763115e1da818855061f545a9f14a15a65b8bc38a39821a6eadacef2dc426db4' 
  AND (
    token = 'salcIKMeXfbLE34dWTK7kR6HkKT4RcVMmWEZDAznVok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )