UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xY8mKt28P/erX4cu9i9PkpyOfvszInDMh8sIA12uMbk=' 
WHERE 
  key_id = 'b8051b2eb00b8f8791912178145353affa4b92002be1e2378310cba1c17e79c5' 
  AND (
    token = 'xY8mKt28P/erX4cu9i9PkpyOfvszInDMh8sIA12uMbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )