UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XawYKiBLf+2esx6j2qMwUkssjYRcC2p7tTrCutgQl/o=' 
WHERE 
  key_id = '6603641779d29325f100e87ee04dcfe356aa6adfea793d590b618f62a5b090b8' 
  AND (
    token = 'XawYKiBLf+2esx6j2qMwUkssjYRcC2p7tTrCutgQl/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )