UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Aoa2lDUyYpjw+5JkRotvU2XanlUZelk2TxtDwFdEqxY=' 
WHERE 
  key_id = '28f14dc68017c00a78cf25f30b15e9a4044a1838e7ea1a3c0db80137d4587e37' 
  AND (
    token = 'Aoa2lDUyYpjw+5JkRotvU2XanlUZelk2TxtDwFdEqxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )