UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3OIjVIf6aNPeCP5RtItGDqXdJgNp4L3La+PzGhwdJBs=' 
WHERE 
  key_id = 'c7a4d4d13979619abfa60d608f6918d736dddae0a624b40c75a3fb89057d0458' 
  AND (
    token = '3OIjVIf6aNPeCP5RtItGDqXdJgNp4L3La+PzGhwdJBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )