UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mc64Qpzi1Hba/GwNJztQiyhFEwiiM2vQapmugY6J/hU=' 
WHERE 
  key_id = '55ceb4b9637a3c0ba7ea4f6f1b214b481619d096c759efe93e4322c14539f302' 
  AND (
    token = 'Mc64Qpzi1Hba/GwNJztQiyhFEwiiM2vQapmugY6J/hU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )