UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Aj93gp5LBdv3S29pyOVgC3izX5YGBGMRpLlKY1BZ1sA=' 
WHERE 
  key_id = 'cbb51a92348c3e410a3298b93288d5f8a8ecd795bf158a44cd5e292665031d7e' 
  AND (
    token = 'Aj93gp5LBdv3S29pyOVgC3izX5YGBGMRpLlKY1BZ1sA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )