UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+H2W35jqDnZLTtkJDxA5fUl8NFRLRa9sYj20hMiLKEI=' 
WHERE 
  key_id = 'a826a0dd12dc3877cff04b75d410d9d0563c955a514a6619a5afafed924094c6' 
  AND (
    token = '+H2W35jqDnZLTtkJDxA5fUl8NFRLRa9sYj20hMiLKEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )