UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GuwoYxk0h8meHpUfMChVEhYm+3AU9HdvAOQAFjRZu/k=' 
WHERE 
  key_id = '2bd85d93f1c7485b9b3da5677b0d1452d7d0b6d2ac1921754a783c9ec02a4390' 
  AND (
    token = 'GuwoYxk0h8meHpUfMChVEhYm+3AU9HdvAOQAFjRZu/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )