UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WMCshxS2ngVrQWIwJGTSUrwS0m6gKylvlGw44F9gdSg=' 
WHERE 
  key_id = '151b5732e6138c09cfae7e9f246b0e0eb882207c38a09a917568be7cd07b0b7f' 
  AND (
    token = 'WMCshxS2ngVrQWIwJGTSUrwS0m6gKylvlGw44F9gdSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )