UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M/B7Lhpq6Ngp07T35yLLMqZLYxArxp46dm4dnfOnkT4=' 
WHERE 
  key_id = '8898d0be1149c2d2529c720e2cf82d885a43c301c17ccbfc9048d437033032f0' 
  AND (
    token = 'M/B7Lhpq6Ngp07T35yLLMqZLYxArxp46dm4dnfOnkT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )