UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x66h38eMbhI1hHLILFONPEZxLSoxqGm1SPUCFdpdaTw=' 
WHERE 
  key_id = '8e27583e3b3d3d4c29611cb7351df59356a3781cf03f89af9ae11d755092db93' 
  AND (
    token = 'x66h38eMbhI1hHLILFONPEZxLSoxqGm1SPUCFdpdaTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )