UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+z/E1zCtf7jWQ5SlpSmUz1WlYtGE0wfEA1ZJV9Z6iMA=' 
WHERE 
  key_id = '4fe3979ce5fbfbdd48c77882f0911e1f693f348325a6b0f685f767c48575767a' 
  AND (
    token = '+z/E1zCtf7jWQ5SlpSmUz1WlYtGE0wfEA1ZJV9Z6iMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )