UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V4U0PxKBetKflj5XNHCjCyuJGXDonRVi16l1kRpRI8g=' 
WHERE 
  key_id = '607908ca2a788820dd1caa739f850432803729d6cdf8f77d47f774730483905d' 
  AND (
    token = 'V4U0PxKBetKflj5XNHCjCyuJGXDonRVi16l1kRpRI8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )