UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WdmQg+8KVt4iw34M+PQiyMEXxNXKvnuuRo5ODrt6B3I=' 
WHERE 
  key_id = '139bbbf6695f66b8b611c9df3861695889b1b1d720070b0fbf394f24147d1283' 
  AND (
    token = 'WdmQg+8KVt4iw34M+PQiyMEXxNXKvnuuRo5ODrt6B3I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )