UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UDB2Ml+MxqRGcSbt2Tr+IO7av5bEfZCYQ8OIO3v/Ad4=' 
WHERE 
  key_id = '7c1e7e956829d8558da71bc3ce82ebcde7439785a59d1ec76441707724a2ccdd' 
  AND (
    token = 'UDB2Ml+MxqRGcSbt2Tr+IO7av5bEfZCYQ8OIO3v/Ad4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )