UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Amv5+xU1geL19L+Z9T+osMi09PjgRHwMvfPaSRhaCfs=' 
WHERE 
  key_id = '3eb2be1fc4f38e482f8763450bda4f991ea5b9841218da79937451a47c9920af' 
  AND (
    token = 'Amv5+xU1geL19L+Z9T+osMi09PjgRHwMvfPaSRhaCfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )