UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xa2FrQjWYWreD6A05h2mt/jRMe1d7/hTlm65hSE7i/A=' 
WHERE 
  key_id = '57c6ea2e0a1fb10390be57603640c55e08489fcb7acb0dd2564420e0803b1497' 
  AND (
    token = 'xa2FrQjWYWreD6A05h2mt/jRMe1d7/hTlm65hSE7i/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )