UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+kzr+pXRhg7eQoHkTnYG4XIEijXMZqXkDXNfZLsK5YE=' 
WHERE 
  key_id = '1945b9486f21e4a71b861b29badffaa0598eb29936c4290c311f29c9e0d37307' 
  AND (
    token = '+kzr+pXRhg7eQoHkTnYG4XIEijXMZqXkDXNfZLsK5YE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )