UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5jTcFhXdrD7+AZAStUt4tPkEXgihM1Ghh7sNrGZAhw=' 
WHERE 
  key_id = '647f2157240188b39c7d4f2698c59821f3ef6c8c9289830814cb0b2fbb29f040' 
  AND (
    token = 'k5jTcFhXdrD7+AZAStUt4tPkEXgihM1Ghh7sNrGZAhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )