UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0Tlq4ojWAD2w7JjnEFjU+4wKHXkOjwoQJ2F7vCmEndc=' 
WHERE 
  key_id = '21162fe4973b8a66dadddc43cb289dc3d848fc27dcaa67b0d5cd20b90a79b49f' 
  AND (
    token = '0Tlq4ojWAD2w7JjnEFjU+4wKHXkOjwoQJ2F7vCmEndc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )