UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2OUdQEpw6N15u6nWIeJ3hDO6r7G1nID5R2oPRj2lmY=' 
WHERE 
  key_id = 'c8230dada9d4bc509b06da4c6e1e91a9d20351691a9171a36fc191862e217380' 
  AND (
    token = 'n2OUdQEpw6N15u6nWIeJ3hDO6r7G1nID5R2oPRj2lmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )