UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nUrp8sp9MVDzd9HM1DFf+AXNKGpx6RdWwmU8X80YBTI=' 
WHERE 
  key_id = '21cbefc742e97725b1ce9f54557a11c6e20f2c1199c9328c69db9d519fb34013' 
  AND (
    token = 'nUrp8sp9MVDzd9HM1DFf+AXNKGpx6RdWwmU8X80YBTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )