UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4SVn6XwMxMTa6OIxaxvm8tCONlhL7ZpiwoJGWa9WoBU=' 
WHERE 
  key_id = '1902fe3537f1a3dd6d202f3d07bf26793f53390ce7c9ea26d67cdef510eb015f' 
  AND (
    token = '4SVn6XwMxMTa6OIxaxvm8tCONlhL7ZpiwoJGWa9WoBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )