UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mg8CfWQCDJgmQB4/iBSCuxsCCz682IcIDhRCYGWppwE=' 
WHERE 
  key_id = '237f47d1ac01395789f094ce4421d25756059aab1d7cd8f1c55398e47d64660b' 
  AND (
    token = 'mg8CfWQCDJgmQB4/iBSCuxsCCz682IcIDhRCYGWppwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )