UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zWDuA56IW//17Zx96KAPRywuRhdwCevXT2dwr6KQffg=' 
WHERE 
  key_id = 'd6c98e5e3b6f6060a60287a6dc62849e18fa48594066252f68f61202b54c4a93' 
  AND (
    token = 'zWDuA56IW//17Zx96KAPRywuRhdwCevXT2dwr6KQffg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )