UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YrJep1U8a2gv46gVSJN8h6JBzoxU3aSCnBX8NNoJ+iA=' 
WHERE 
  key_id = 'b46c619df2e8ff46ec6cb082d769cb4cd1a6cae05eee8778c39682eec4d791ba' 
  AND (
    token = 'YrJep1U8a2gv46gVSJN8h6JBzoxU3aSCnBX8NNoJ+iA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )