UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'za7AVgI8CFmOLOb65If5FfK2TJN61nClZwShUNjQIwg=' 
WHERE 
  key_id = '18e0b15ca33cc539105dae0f6eca49c36d247907a3623cdf04e0aad363110870' 
  AND (
    token = 'za7AVgI8CFmOLOb65If5FfK2TJN61nClZwShUNjQIwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )