UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cc79bfd3updVvo9PbUB4YuspCbTPDxi6THMSZ+6NBzk=' 
WHERE 
  key_id = 'c51618d593a9805ec870af8ed7da2b98b8402cc3eb8fb3815af847a988f0128c' 
  AND (
    token = 'Cc79bfd3updVvo9PbUB4YuspCbTPDxi6THMSZ+6NBzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )