UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mzlvtdG4ZL0fp9mPWAtfqog4BJmo9DHV0jtngrgKAYc=' 
WHERE 
  key_id = '4a547ad9ec86f8a0aba99e54c41cd9233054514e185c10fbc6146a05570081af' 
  AND (
    token = 'mzlvtdG4ZL0fp9mPWAtfqog4BJmo9DHV0jtngrgKAYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )