UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HLSwBZcXO8V2ew/frK7t4Cg2aUK5QwpbC2mLUYlUbXc=' 
WHERE 
  key_id = 'c21627a8035e97f5c7d3d28471740893e2f6e250399aae779a6491b01245cd9a' 
  AND (
    token = 'HLSwBZcXO8V2ew/frK7t4Cg2aUK5QwpbC2mLUYlUbXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )