UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S999LV/2cs/jZgbc/O5+dbMPQnrR0RvkNkCWDtw2efs=' 
WHERE 
  key_id = 'c4a0aa336f942de80ad6ff7ec18354fbce509fbff888617625467d05513e636f' 
  AND (
    token = 'S999LV/2cs/jZgbc/O5+dbMPQnrR0RvkNkCWDtw2efs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )