UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cn6Fbon99QaEGLJizTbLDgpbk9qdPWufYI/8YHFcflY=' 
WHERE 
  key_id = '354fd83c609359be25dfed26867d79d4e76bda936525ffccbe0b1e6c847dbec2' 
  AND (
    token = 'cn6Fbon99QaEGLJizTbLDgpbk9qdPWufYI/8YHFcflY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )