UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RCpwvrKree2IBsZHI6DVHJs66Ox9GA0zxxsi3uVxWpw=' 
WHERE 
  key_id = '94ad461212c7ca6f7d71ed8153b231c5f64908c86e12029aaaae44069988f466' 
  AND (
    token = 'RCpwvrKree2IBsZHI6DVHJs66Ox9GA0zxxsi3uVxWpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )