UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yHWtaNENm7iigDsEZucNYIm0OWD7pJQ1R2nFFU0+B2g=' 
WHERE 
  key_id = '510a99491e9b1a7866b4f7eb96900ed34cc581c122620a2c6ba642cba681371f' 
  AND (
    token = 'yHWtaNENm7iigDsEZucNYIm0OWD7pJQ1R2nFFU0+B2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )