UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6M7wJLzOhKdVnU6ZcaXkS1i1gH5j8OBqex9V3f4hDNU=' 
WHERE 
  key_id = '85784b37f0c4bc56aed9510c60ccafaa515c04ac4ff49635df8fa1450e50f668' 
  AND (
    token = '6M7wJLzOhKdVnU6ZcaXkS1i1gH5j8OBqex9V3f4hDNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )