UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6C0QNHPa31DnikNVGnbMv0mDZnMkXDi42AxICYC1nY=' 
WHERE 
  key_id = 'a9b6812d7b0b75cbb10ce8fd33207e8f44d88785532306268a2f4a7f0b009ad5' 
  AND (
    token = 'R6C0QNHPa31DnikNVGnbMv0mDZnMkXDi42AxICYC1nY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )