UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4vnBqa2Xvc/acLKDEHTIffMIrQEcCRUfDqD+ThUoAc=' 
WHERE 
  key_id = 'b6fa1b58ef3043b37326b0845a13e3a7c2c6b2b18569d44444daf58f851ba7ab' 
  AND (
    token = 'k4vnBqa2Xvc/acLKDEHTIffMIrQEcCRUfDqD+ThUoAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )