UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nGRIGdsj9fRw9oJPU8z19nRynhwFPPBWBDX/V5+qfpI=' 
WHERE 
  key_id = '3c40769b38aabd99470450cda3b0e105b182165b896de1dace8c33d07ef51250' 
  AND (
    token = 'nGRIGdsj9fRw9oJPU8z19nRynhwFPPBWBDX/V5+qfpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )