UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1eavz4TwqZT0aFxHtYbAsFrROtFzwR8gIsgx3LAJCFA=' 
WHERE 
  key_id = '3a6320e4e2245529a01be34cd4671856e9b711520b915b2dd414dc24e6d1ba6a' 
  AND (
    token = '1eavz4TwqZT0aFxHtYbAsFrROtFzwR8gIsgx3LAJCFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )