UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u5JTme268S7lmDTk8zh+lZMrO7WYfGc/R8j4f7i/zGE=' 
WHERE 
  key_id = 'a4939aa44eaa25b46251c918b2d3a7d42f3b34e2efb51ea2c4ae23c0e968909a' 
  AND (
    token = 'u5JTme268S7lmDTk8zh+lZMrO7WYfGc/R8j4f7i/zGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )