UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wl7kvH6pWnRGkS7NyLsIPqbUyMcNDOSRfnUoc/cc/lk=' 
WHERE 
  key_id = '4ad8c5837df40b74310b031c40d0eec3372767f545da1f93400f312ab0ad3855' 
  AND (
    token = 'Wl7kvH6pWnRGkS7NyLsIPqbUyMcNDOSRfnUoc/cc/lk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )