UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMWKIDRudCFTRUT9vJo0bB80gkZD+ZSG4BxkY9yVsHM=' 
WHERE 
  key_id = '23aec5902a5b0ad17f1481850052af9efde839be2f8e2c2c7d0097f767889bf1' 
  AND (
    token = 'zMWKIDRudCFTRUT9vJo0bB80gkZD+ZSG4BxkY9yVsHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )