UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cKXHeOvzW2ywYjFOaOE3Oql7CHW7asKLDUbPucHj1C8=' 
WHERE 
  key_id = 'c4b68e091f8a803775d84e712856c53644b0f882124b675743dd8b3208610b7f' 
  AND (
    token = 'cKXHeOvzW2ywYjFOaOE3Oql7CHW7asKLDUbPucHj1C8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )