UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b4ZwEm9NoCnaeaM9aKaeyfCLkjF5SO5ThpwNPXV57ME=' 
WHERE 
  key_id = '4de8a519d14ea17339ed59b19feac323e85e095686229ff99c4b5566b013a83e' 
  AND (
    token = 'b4ZwEm9NoCnaeaM9aKaeyfCLkjF5SO5ThpwNPXV57ME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )