UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGrHwAuKJxf68y45yQPi7Td9FhWRfU9vsZwARhzkVgM=' 
WHERE 
  key_id = '2f5e92930a32164423aa781848f1dd7adfdaa0c1a567f2dd4e3c1d5d5196c745' 
  AND (
    token = 'MGrHwAuKJxf68y45yQPi7Td9FhWRfU9vsZwARhzkVgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )