UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'evnaNRNnFaDXTQtzTB+IWY1ExSoExiceSqxyJQYFb9s=' 
WHERE 
  key_id = '68d9ff57ac1bf0b4102512944aba9452753d00d535d7d8f47afffabf842bda33' 
  AND (
    token = 'evnaNRNnFaDXTQtzTB+IWY1ExSoExiceSqxyJQYFb9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )