UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bw17bwhSVgaIo4co7yek8W6jKBPhuoWoxGRMzfbPCC8=' 
WHERE 
  key_id = '81b663a712ed66947da7d9852bb785cfb44c78d84c3444afb8ad8eebc6741597' 
  AND (
    token = 'Bw17bwhSVgaIo4co7yek8W6jKBPhuoWoxGRMzfbPCC8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )