UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nkq1XKMWBMlTbMhm0MMuNkP8RAflXPiSCZMtc7ocTKc=' 
WHERE 
  key_id = '254ace54310e2ba718e0da4151ef17e88bc4bfb2c6e04ff5f0d3b148a3316f66' 
  AND (
    token = 'nkq1XKMWBMlTbMhm0MMuNkP8RAflXPiSCZMtc7ocTKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )