UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8hEU1Y71v2T7Re+1Dd8ZWQeOr7Qj55cnfQi7ALPC+OE=' 
WHERE 
  key_id = '08e4e98335422f2c5a4bf75f23b6d97d60170d4ec9f7830925caa40e23f0c947' 
  AND (
    token = '8hEU1Y71v2T7Re+1Dd8ZWQeOr7Qj55cnfQi7ALPC+OE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049