UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xUnFVWCNEhgobDDQzq9LBAIynvGmCGHltMGZRItT7NY=' 
WHERE 
  key_id = 'e4f4c1e890f03c0ce83704e5531a5b0423ef4c53ab9d1ca4d7d310759456f428' 
  AND (
    token = 'xUnFVWCNEhgobDDQzq9LBAIynvGmCGHltMGZRItT7NY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )