UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4tO5aYPOH9AMw5bS20DW6nSwekqWEhK6A9VaNS0ldpE=' 
WHERE 
  key_id = '71db48a42c0e9af7bee1ad823a055d5541a10c55bc01c856534f38216196b462' 
  AND (
    token = '4tO5aYPOH9AMw5bS20DW6nSwekqWEhK6A9VaNS0ldpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )