UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xO9LqOFuV5qiVEloh397VgeMyjkFL7Xd+W1bOKuvXjM=' 
WHERE 
  key_id = '3901ec6daf172a014c55a80a63e920531c22ada5fdd2367a3c297f4508d763bf' 
  AND (
    token = 'xO9LqOFuV5qiVEloh397VgeMyjkFL7Xd+W1bOKuvXjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )