UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SHTb34SLbeWoDAngYDjC6OfvfhxtifV9GYHuDEn4Z5E=' 
WHERE 
  key_id = '556b99a05297623dd36b807fa100a9dce1ad01a502d8e2a2f7bfdc3ad5105d0b' 
  AND (
    token = 'SHTb34SLbeWoDAngYDjC6OfvfhxtifV9GYHuDEn4Z5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )