UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n0+2/uEYX8d97IKrrW8j6bVp3IO0pvHD40ZHu2UepBk=' 
WHERE 
  key_id = '84c711d7a7febd438a65fe812f35a81ded4e2b07a30a01706b43a6ffca5ffc99' 
  AND (
    token = 'n0+2/uEYX8d97IKrrW8j6bVp3IO0pvHD40ZHu2UepBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )