UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w/AhgwgXuI1BISE+ZP3wvJ95urZsveIlVrXzVUj3x1E=' 
WHERE 
  key_id = '51ec49667850400218be9e11226d388de2809bc3aecf6350dc131afc3438c608' 
  AND (
    token = 'w/AhgwgXuI1BISE+ZP3wvJ95urZsveIlVrXzVUj3x1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )