UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nDVzirwc3gWFJpZnbW9pHqMipVdeMpxqGKTNXlB+uW0=' 
WHERE 
  key_id = '6b5ca32fe30433158227e7cb58ee6ac3766030755901f40686050ca40130a0c9' 
  AND (
    token = 'nDVzirwc3gWFJpZnbW9pHqMipVdeMpxqGKTNXlB+uW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )