UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cm6jzpaMz35a0iSIqQBL+cnFojWeCKZqFieRf6YbYEQ=' 
WHERE 
  key_id = 'e9c7a5d4996086926afefa0dd627589f18f02c9a4ff007494532e01f94bae52a' 
  AND (
    token = 'cm6jzpaMz35a0iSIqQBL+cnFojWeCKZqFieRf6YbYEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )