UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MchEyyRqh9AVyi3eueNOVDXkwhxiw8u629yRnXJ9FZM=' 
WHERE 
  key_id = '361e834fc9afd4745559207d27bd737221a944d140ca55b4e93384b5933b6461' 
  AND (
    token = 'MchEyyRqh9AVyi3eueNOVDXkwhxiw8u629yRnXJ9FZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )