UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QLQDUxrgqBFTaUbMWyTCIjwTUjyiN96+DbDjMZfCVTw=' 
WHERE 
  key_id = '0312a70f6412b2560c43609827aa4b746686ec6838b4af80216422095345bf49' 
  AND (
    token = 'QLQDUxrgqBFTaUbMWyTCIjwTUjyiN96+DbDjMZfCVTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )