UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'azz+I64EdYcrqHOo4BKy3d64evIbnLLp2NBtLQ/V+uI=' 
WHERE 
  key_id = '28a1e5d691a76f11275cec7f09b3837391e5b2e14a96c7fd111f64ca4eda41ab' 
  AND (
    token = 'azz+I64EdYcrqHOo4BKy3d64evIbnLLp2NBtLQ/V+uI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )