UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LwqSxxQExKkIlRMxmP7oqqIBYMKjckWpZ4iCa4VBckY=' 
WHERE 
  key_id = '3517a7a0c57d37464bb5bf624140643656dbc2613369dd8f10c0e8441434cf02' 
  AND (
    token = 'LwqSxxQExKkIlRMxmP7oqqIBYMKjckWpZ4iCa4VBckY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )