UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WzXo2gmNWpOrACD+xSY35ULXGwSOZvHy2AE31As31Ik=' 
WHERE 
  key_id = '8f612215f65f29c91f3f5343c990b30977474ff75027d3f0944da1c666fbdbd8' 
  AND (
    token = 'WzXo2gmNWpOrACD+xSY35ULXGwSOZvHy2AE31As31Ik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )