UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ucz7r+w+pwoqHPIDw6HaRrb62tIwg7Dn3mFjNLi/nM8=' 
WHERE 
  key_id = '15ef45a35801d91744d07c920b8f9de7d72667551d0e3117a8f0cd45e022c2c3' 
  AND (
    token = 'ucz7r+w+pwoqHPIDw6HaRrb62tIwg7Dn3mFjNLi/nM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )