UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CePkHR+7ezKmi5TzY9FVk97WsvRw6+qbpCmslbVb2no=' 
WHERE 
  key_id = 'c5cab34df957b15afd8f3ff9a754496c208bc32d45a812b7e375d46056083269' 
  AND (
    token = 'CePkHR+7ezKmi5TzY9FVk97WsvRw6+qbpCmslbVb2no=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )