UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2DKf3QhK313eCg89FGO1gT2o2vFvRb1bBZlxtY7rrc=' 
WHERE 
  key_id = 'e92cdb0ff84123bf76df2594499a56419d15529132074dfbbefe7b2998b4a07a' 
  AND (
    token = 'u2DKf3QhK313eCg89FGO1gT2o2vFvRb1bBZlxtY7rrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )