UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lGYUvSvBmr5lcDCmJ1im2WZfwoEki8XRFYeriNqKuR0=' 
WHERE 
  key_id = '16bd471fe2f308a8a3b2a49eb0e41f67c599e86d29a2da7cfc8bb4c0fd5d8879' 
  AND (
    token = 'lGYUvSvBmr5lcDCmJ1im2WZfwoEki8XRFYeriNqKuR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )