UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z1kkXovnRG3UDUqdmYsyHwA+YJTq+ATZ16cxZ6ukXHI=' 
WHERE 
  key_id = '4c763392ac3a770dd4beef9975857089db7265954cf6ae26f439798fad206b29' 
  AND (
    token = 'z1kkXovnRG3UDUqdmYsyHwA+YJTq+ATZ16cxZ6ukXHI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )