UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0Z16pX2Pc6TeK6a/sdAz/1Kwbcg/BcSrq9XypMwOYXo=' 
WHERE 
  key_id = '8c21d75cefea8c4855a22820a6625583bdeabf52cb50dc96d81f56e827b5730d' 
  AND (
    token = '0Z16pX2Pc6TeK6a/sdAz/1Kwbcg/BcSrq9XypMwOYXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )