UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+PU1Iz1Ds5Yrp0PFDuLjWuyQb5r6cnmwhvRSIiF3nwE=' 
WHERE 
  key_id = '2d0e8676350aaa39b24fc44107d91c1ec83959645394e1ca957b9c85f89ab31e' 
  AND (
    token = '+PU1Iz1Ds5Yrp0PFDuLjWuyQb5r6cnmwhvRSIiF3nwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )