UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZM/D7ZL2vBzYA3Q94vwufGMWlERaauWjR2GKy9FErFA=' 
WHERE 
  key_id = '6ffc23d2a8efa22bdc68c620701868943bcb8bc38a7f4be3866a4a7e28ddfae0' 
  AND (
    token = 'ZM/D7ZL2vBzYA3Q94vwufGMWlERaauWjR2GKy9FErFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )