UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wu2fKVq4RwZdBf9cqlQZzsx/ZgGUFIPU/43MHEneTuA=' 
WHERE 
  key_id = '4e4f4ba626eef90e388cf2e96afdf6bb970d7935af97200f580524d2abc9dabe' 
  AND (
    token = 'Wu2fKVq4RwZdBf9cqlQZzsx/ZgGUFIPU/43MHEneTuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )