UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N5cNGa7tT/yx8HDp7CRRfDKILcnobSm69NsEeC837yk=' 
WHERE 
  key_id = '6ce7ca5396732ec9e2dbab2725674e633c5525fe87f9feb677d20970d101d1d3' 
  AND (
    token = 'N5cNGa7tT/yx8HDp7CRRfDKILcnobSm69NsEeC837yk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )