UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '46I02IKFz1T0cEb6eUVCpbbKl18Np6JjiUki09iykss=' 
WHERE 
  key_id = 'c4a81a0534f7849980b21b21151f63278e14b0d0aca42b8f146cdfeda36003c5' 
  AND (
    token = '46I02IKFz1T0cEb6eUVCpbbKl18Np6JjiUki09iykss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )