UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '995/I+WxmZzccDKnGmwleTlV34htS4js2NlX70yzieo=' 
WHERE 
  key_id = '7c9f4f62c70eba284ba41422d4cf8638933bdb3291f7e3bd0011f3a103ecf715' 
  AND (
    token = '995/I+WxmZzccDKnGmwleTlV34htS4js2NlX70yzieo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )