UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8qtm7fQTjU7+Tnmpug3xP7M0bwkASeeugQffXU5dStk=' 
WHERE 
  key_id = '7e84b8ff8b354f919353c240b130e140bca142f1f7b78b29b028dd146acc1642' 
  AND (
    token = '8qtm7fQTjU7+Tnmpug3xP7M0bwkASeeugQffXU5dStk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )