UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4cZrVvqiPesMpVHIMrlW+ECHxR+W9Fk1nKifHdRSRFE=' 
WHERE 
  key_id = 'a38591edd55284c673cf6d0c023e787d7582a4b0b496f6f0e0a660e45446da9a' 
  AND (
    token = '4cZrVvqiPesMpVHIMrlW+ECHxR+W9Fk1nKifHdRSRFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )