UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ujXNxp7GYZT7aON3YXTw9YkGpRpSd+vypLF67A8+noc=' 
WHERE 
  key_id = '575c88e8c3fcd500485c97b319397ba3985dbf813507d2ecfe73e2b7f0952b4f' 
  AND (
    token = 'ujXNxp7GYZT7aON3YXTw9YkGpRpSd+vypLF67A8+noc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )