UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2lVeFLYwlPGfIqbaQ5adaxnghFNKXqWxST1yrbXcDKg=' 
WHERE 
  key_id = '21b8801b6de6dd178300d66666e9a5e3fded3d3a3ba5e8e9e4d3d14dbdd87bd9' 
  AND (
    token = '2lVeFLYwlPGfIqbaQ5adaxnghFNKXqWxST1yrbXcDKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )