UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8szmbuaXXiT8ExqFPkLxQaeuTixTj/3fHPxi2wi0u0=' 
WHERE 
  key_id = '9252a4380936d1844d773380cf7cfd8afbe0bf15d97b517d58518265a39acfcc' 
  AND (
    token = 'r8szmbuaXXiT8ExqFPkLxQaeuTixTj/3fHPxi2wi0u0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )