UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2Omyf/MHm6vCf4e7gDwhxpmXFciq1GVbJoR4tTTjXc=' 
WHERE 
  key_id = '02cbb8baac28a62586b6d239fc12fff38b1d122dfec5cda57ed13ccb279e6508' 
  AND (
    token = 'a2Omyf/MHm6vCf4e7gDwhxpmXFciq1GVbJoR4tTTjXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )