UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PC3NVQiqN9gtP0u0GSircN5ofKoS5OV8qx+nOzbBK1A=' 
WHERE 
  key_id = '4cb66c80f8b0e74341637ea25a51e0daa9720f82e7f3eceaefa1d564037202a3' 
  AND (
    token = 'PC3NVQiqN9gtP0u0GSircN5ofKoS5OV8qx+nOzbBK1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )