UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'piZLvRqXBRMBWXm7FDZsF11PFkLKHjEJx/nrKHsUzRs=' 
WHERE 
  key_id = '4e817d04ff9abb851d45d83ce721dea939971d5befdc396a68988ec3329f6945' 
  AND (
    token = 'piZLvRqXBRMBWXm7FDZsF11PFkLKHjEJx/nrKHsUzRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )