UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1ehjmXTHwO+9GaO6eWRlowceOb/HuabpOch7PBd59c=' 
WHERE 
  key_id = '245154543ff8cd8c28f4190a8e2578875cfd028610b832d0ce252d4ecd46e743' 
  AND (
    token = 'a1ehjmXTHwO+9GaO6eWRlowceOb/HuabpOch7PBd59c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )