UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ehTMjgGjwDcU0Z8CXQe1HCTgzkEuC3y9Koy8O91rpuY=' 
WHERE 
  key_id = '54e5a61700c4ae86296d3c2760e5fdd37e3073206ea15afe86289c515949f7b1' 
  AND (
    token = 'ehTMjgGjwDcU0Z8CXQe1HCTgzkEuC3y9Koy8O91rpuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )