UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z723zrfcnZn8zmhkDSmpAX0HqORDKVuqbtIJenK0lL8=' 
WHERE 
  key_id = '40941bb76db08951af8936e10b9b81ed3502a4d6b1a778ca805c477479c418d6' 
  AND (
    token = 'z723zrfcnZn8zmhkDSmpAX0HqORDKVuqbtIJenK0lL8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )