UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fEdVT8NEW+JpbNxwKh4HGWH6Tk2SnyoEZZVYAWuvmXI=' 
WHERE 
  key_id = '50637f9ee5978b5928ffe4d8218cb61d74b4bad3f44b2fa754576c02d2b82503' 
  AND (
    token = 'fEdVT8NEW+JpbNxwKh4HGWH6Tk2SnyoEZZVYAWuvmXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )