UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VKdZaBBs4LHVr+/0/ffaOXYcP5grYxpVEV6QLtzwLXk=' 
WHERE 
  key_id = '4fefe53834a74c67a6afb33820724e0d4c0afe81ec90b2e113aa048bf90c8649' 
  AND (
    token = 'VKdZaBBs4LHVr+/0/ffaOXYcP5grYxpVEV6QLtzwLXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )