UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Okj7S242G1bNWJfkzHgHGJwgIxssDXpatqe3ZfOGfQc=' 
WHERE 
  key_id = 'b9e5cb2a5ea4f8f3db0203416e40b8127b5f998f57dc4aad16559cca0fc810f8' 
  AND (
    token = 'Okj7S242G1bNWJfkzHgHGJwgIxssDXpatqe3ZfOGfQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )