UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMr0hBHjfjGkSYteYonW+4Qi+QnomtEadqL3wewEZcI=' 
WHERE 
  key_id = '3f750d19611e2b41b5f77babddee5ccb4ee254af68feb941c79d38314f46a4f2' 
  AND (
    token = 'zMr0hBHjfjGkSYteYonW+4Qi+QnomtEadqL3wewEZcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )