UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/lwJWkM1N1sYfn5LWV18Ny9oPRuucOvNPUBjXFmKKpg=' 
WHERE 
  key_id = '55ef38979f97a8ec6b81fcb8bcf99fa91e432fc6405e14bb6d623a3808ebb37a' 
  AND (
    token = '/lwJWkM1N1sYfn5LWV18Ny9oPRuucOvNPUBjXFmKKpg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )