UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZKiSFe9tyfvYjRVHSfvhObwdPu/xW11JuxngnrG5LlU=' 
WHERE 
  key_id = '49192982a342e1136b65f221904fe5adcd84f906fc59069220563dda039a73b5' 
  AND (
    token = 'ZKiSFe9tyfvYjRVHSfvhObwdPu/xW11JuxngnrG5LlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )