UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tw3fOcrvREzNT7IoppEyEuS9cExb5ojVHb+8x70ixgk=' 
WHERE 
  key_id = '838322b2fd40a1bc5324c9abe564d8c27688f7384680aefe2058266d40b4c690' 
  AND (
    token = 'tw3fOcrvREzNT7IoppEyEuS9cExb5ojVHb+8x70ixgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )