UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zD3Dbore/2M2EksDNRdjHzscU3ivSPVLHKRStDAGYSg=' 
WHERE 
  key_id = '28cde4a49a5bea985ed209ecda1b9854903c4f95bf25c491a0bdf039e3054f39' 
  AND (
    token = 'zD3Dbore/2M2EksDNRdjHzscU3ivSPVLHKRStDAGYSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )