UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WXP8Xfxx9wGJAE4wxsxvrbGsIG37SHcn5nvtcFtmoK0=' 
WHERE 
  key_id = 'a4bcfbde85a38655d74818d75e2affb6e421800aeca2d8433224745693881232' 
  AND (
    token = 'WXP8Xfxx9wGJAE4wxsxvrbGsIG37SHcn5nvtcFtmoK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )