UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vjgv15lZLS6EiHkzMSbG/6/VHoYGKKObzgHfuGmQF6o=' 
WHERE 
  key_id = '55e8ddec5bb993701bf476f6c948b0a24c2a372d1955c5cd1524132f8816d4e0' 
  AND (
    token = 'vjgv15lZLS6EiHkzMSbG/6/VHoYGKKObzgHfuGmQF6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044