UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'felW+JlnVqeWHLi2Jkxo3qb8RSE/zZPWyhpTqAlklSk=' 
WHERE 
  key_id = '620a8a6c2737b48a2b865d42e619ff934a15603f96618d3f09e7c3648b6d364c' 
  AND (
    token = 'felW+JlnVqeWHLi2Jkxo3qb8RSE/zZPWyhpTqAlklSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )