UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZB0Uu8+2I2kY+F8Tjv91Xm5FsJwV+xUXZoQGQiCFkbk=' 
WHERE 
  key_id = 'f478de473126e158a4ccb3b22249a782c3be7b33eac400ba1dcea7fc78bee538' 
  AND (
    token = 'ZB0Uu8+2I2kY+F8Tjv91Xm5FsJwV+xUXZoQGQiCFkbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )