UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QZWUNE3e7hMnWfBOgD34oMC7eAXmBaeIOefJFxSJp1I=' 
WHERE 
  key_id = 'b91290cab3d71ea1395c515d477bf1f2513892601cae0303a2c90d950664e50c' 
  AND (
    token = 'QZWUNE3e7hMnWfBOgD34oMC7eAXmBaeIOefJFxSJp1I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )