UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kCYy8qxVllNvj45tNBEZEqql5p+rJAAJet6pjuVLPV0=' 
WHERE 
  key_id = '68fc2fc6459c2bfc18998202bca25abd00599ae218f011c2304c4d6bd6cd41e0' 
  AND (
    token = 'kCYy8qxVllNvj45tNBEZEqql5p+rJAAJet6pjuVLPV0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )