UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2y+1AoeFBxitGpN+iXw10I6FjBgCARjd6xgEZFQ6AY=' 
WHERE 
  key_id = '6d6f0a579fba80de3d7a2689f64798724e031e72ed7d060b5cec9032404579ba' 
  AND (
    token = 'u2y+1AoeFBxitGpN+iXw10I6FjBgCARjd6xgEZFQ6AY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )