UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rXlt/l9IycaWnaDN+yxcEwu417PAfjAT3uWxvk7cSOA=' 
WHERE 
  key_id = '8e5260e2e4f011f611cb6096dbbf78e7e45c09c516a71eeea363e4c6519e5e88' 
  AND (
    token = 'rXlt/l9IycaWnaDN+yxcEwu417PAfjAT3uWxvk7cSOA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )