UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zh4VQply/FviCdrsN0opakZr0sViUXlT+aKqf4iKVF0=' 
WHERE 
  key_id = '6ded3a7e9e37f5ede2f6234853097f0916c384904974025efd4456c721602bc7' 
  AND (
    token = 'Zh4VQply/FviCdrsN0opakZr0sViUXlT+aKqf4iKVF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )