UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YmcE4g1r1hx1ej59jWOVaMiSELFE9d7Lc7lVaXa9btw=' 
WHERE 
  key_id = '4ac63e87dda67532e0bf9f73eb78d579354cf7ee7e24a31b6d38543211cd0421' 
  AND (
    token = 'YmcE4g1r1hx1ej59jWOVaMiSELFE9d7Lc7lVaXa9btw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )