UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+a7PLUx54EllJcM9I3eE57rMvV9DT1taCkHL0lf/0b8=' 
WHERE 
  key_id = '4aa2b99f6200796775b38e85bd0e8477a14f21363fef765c0c44795f8dd9a71e' 
  AND (
    token = '+a7PLUx54EllJcM9I3eE57rMvV9DT1taCkHL0lf/0b8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )