UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xhnDbYD/JlSPF27lUz5KqZOCPuA6wQverVDVm756FEo=' 
WHERE 
  key_id = 'c6083c486a238808bcc3088502725b29b699ed1fc685e406dd0c81743739e458' 
  AND (
    token = 'xhnDbYD/JlSPF27lUz5KqZOCPuA6wQverVDVm756FEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )