UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/e8sS/Gb2h/5x3QdKTHPw1iehsyQWYtZtH27RhCs+Go=' 
WHERE 
  key_id = '79f1048764d90c09547bef5af1afd8f922f4953405b4b15205af3a387bbb8199' 
  AND (
    token = '/e8sS/Gb2h/5x3QdKTHPw1iehsyQWYtZtH27RhCs+Go=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )