UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Eh8lezNr5g/vhncJlby3WALpdffUmkENdY/RMNl7yFk=' 
WHERE 
  key_id = '91e8897a869bcbf9e7deb089f9918c9c9578d4391d7f5e6219febd4dcd662ac9' 
  AND (
    token = 'Eh8lezNr5g/vhncJlby3WALpdffUmkENdY/RMNl7yFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )