UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wxnNmWTgx3TnDTyG0JbSxGQ759qYBDoq4vw+hHxNSsc=' 
WHERE 
  key_id = '261e46232c95d9e3df459150b005daacff7d5e7919d1b1321f4be764a8d32a87' 
  AND (
    token = 'wxnNmWTgx3TnDTyG0JbSxGQ759qYBDoq4vw+hHxNSsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )