UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JK+TPB3U1WQs/v2p/1g1acXFkwTbKPEzEPWxmrM75nc=' 
WHERE 
  key_id = '838b9ea3ec01bcf7661902ccadba864d3dc4fd1e739ecf63601aad1f329176af' 
  AND (
    token = 'JK+TPB3U1WQs/v2p/1g1acXFkwTbKPEzEPWxmrM75nc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )