UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pa36Tkj0iQsb5QZzO3gY21fSu/4SY9uxZKNX9iyuWu0=' 
WHERE 
  key_id = '8e83de3ef746fff16f0f2f5dc2f97ffe3f6b3fc8d4bc7bad6c4643c9fc360be9' 
  AND (
    token = 'Pa36Tkj0iQsb5QZzO3gY21fSu/4SY9uxZKNX9iyuWu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )