UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6xfzH6xVJz7mKc0AxRxeu9YWyCY4NEt38YKDpt6L6c=' 
WHERE 
  key_id = 'c43f0b6cfcbc8e697bd253e68055c18a5855ac657e8a4162e04c4c8aed7f7e16' 
  AND (
    token = 'n6xfzH6xVJz7mKc0AxRxeu9YWyCY4NEt38YKDpt6L6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )