UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nu9WRICIt+BdQoj3bvsu5eXxle+PEb1e7L11A60FCkE=' 
WHERE 
  key_id = '6ac0debe56f98fcb0787444b4b55894be96a7c1d1f3e67b4f1d2d8593711fc5d' 
  AND (
    token = 'Nu9WRICIt+BdQoj3bvsu5eXxle+PEb1e7L11A60FCkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )