UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LyuqkhwY0oGRD4R2eAdXRIq+V4z4YMsvPriWM0uMeEk=' 
WHERE 
  key_id = '6f4ad2908dd866e993e39d3597de92a94c5efbec8280036a456889fe4a3948d1' 
  AND (
    token = 'LyuqkhwY0oGRD4R2eAdXRIq+V4z4YMsvPriWM0uMeEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )