UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SBwTYiCndKhSLgaybqXi53AIcrBwXLmo94UvR5x/oSI=' 
WHERE 
  key_id = '8d96f1608b4a0b49ad98760cf0676d421d7233934f438c9e737f32d7d7f498e2' 
  AND (
    token = 'SBwTYiCndKhSLgaybqXi53AIcrBwXLmo94UvR5x/oSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )