UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4b5zyN/N4ed0ZyseE8WUyXbn6S0u6KcCp8P3L3Vf8Nc=' 
WHERE 
  key_id = '820691f7e40419ae9d839fdad5ac0c5fdff8502862f814c572964bd34ba99ff8' 
  AND (
    token = '4b5zyN/N4ed0ZyseE8WUyXbn6S0u6KcCp8P3L3Vf8Nc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )