UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SfVTG4sjfSGp4zljDsQLaN3aHhlLcF0noAYqVCRd03s=' 
WHERE 
  key_id = 'c2f7e57ef3c3a63f04952236dc859a28f83b9171a049ffbb33e5aba55cdf28bd' 
  AND (
    token = 'SfVTG4sjfSGp4zljDsQLaN3aHhlLcF0noAYqVCRd03s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )