UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VRUMgrexzI9SfbCxja2zLp2iScNHu2iB/YcHliuVxp4=' 
WHERE 
  key_id = '591c2dd4bdda5a5d1a127a61ae14fc3fba8b739e0eece7b7c2e4cca7701ed98d' 
  AND (
    token = 'VRUMgrexzI9SfbCxja2zLp2iScNHu2iB/YcHliuVxp4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )