UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AvLTSveVPo4K1AojuF9V4y1jRH10G0rIkGHKOO/5nKw=' 
WHERE 
  key_id = '751fe827ed7d70162f3f6755d121a596e4a802e33279c7edd0a60fc8f9281a51' 
  AND (
    token = 'AvLTSveVPo4K1AojuF9V4y1jRH10G0rIkGHKOO/5nKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )