UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h8aYpq6drEUP5peMlb9N5Gv0NnfikZyp6f52Z26+EuE=' 
WHERE 
  key_id = '279e8241377227b7084b1528f02f9ad79336bb3a1f4702c39bd38e61b765da46' 
  AND (
    token = 'h8aYpq6drEUP5peMlb9N5Gv0NnfikZyp6f52Z26+EuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )