UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TjW5IiSv/E03OB4bKhDM1r+OHpzauBFG9DX9yyjX+a0=' 
WHERE 
  key_id = '5438a3a965d6b2fcc71df5203c35e5fe4494539e55371413fada9f5db931752c' 
  AND (
    token = 'TjW5IiSv/E03OB4bKhDM1r+OHpzauBFG9DX9yyjX+a0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )