UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q+Ecv8ZtAnG2l3anbDsPUo/YsH51m4H2rDpFO+uojas=' 
WHERE 
  key_id = '2ef3f12612ec5059677df787382942bc29834fc4bdf86ec0c927d0bbaf191af9' 
  AND (
    token = 'Q+Ecv8ZtAnG2l3anbDsPUo/YsH51m4H2rDpFO+uojas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )