UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bdh8nY+QUGpVMe2gRP5NXwmca8cgvlqFdtcEl0tJ/wk=' 
WHERE 
  key_id = '6c1a261e1623b7b3adbfea3d0508c816b474dbec35a2970c700605ccfdf6c2d2' 
  AND (
    token = 'Bdh8nY+QUGpVMe2gRP5NXwmca8cgvlqFdtcEl0tJ/wk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )