UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'olFye1JZap0701N43GBzLF4I802gugkrf1p4IDSydf0=' 
WHERE 
  key_id = '175a77c0f093871b3b66f293569417668ba6e17b8f919e72c90e097634dc860e' 
  AND (
    token = 'olFye1JZap0701N43GBzLF4I802gugkrf1p4IDSydf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )