UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GC9EAV+CrOzg4rPuQ307RiVWgiMFE90hMQBX4eDqYMI=' 
WHERE 
  key_id = '68963ff14f367e4ad8ea01696162ac6f43c6b92404a61b845807ff2ff2a6d306' 
  AND (
    token = 'GC9EAV+CrOzg4rPuQ307RiVWgiMFE90hMQBX4eDqYMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )