UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bkcuMhpSg5IDiyDye30xP1kRMGIbSRjRYfikSUKar/g=' 
WHERE 
  key_id = '8e539b65bba6acff91cf0f7f557698c0db1029d9d931eaf583b916296f518e64' 
  AND (
    token = 'bkcuMhpSg5IDiyDye30xP1kRMGIbSRjRYfikSUKar/g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )