UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mxQ0icjnLQsnCa7XBouUPo9NLBa/CYaiBOGQlXzfruc=' 
WHERE 
  key_id = '8924794c4781bb8479215258922c5796df73b354030d9755add7c1f46e2ad523' 
  AND (
    token = 'mxQ0icjnLQsnCa7XBouUPo9NLBa/CYaiBOGQlXzfruc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )