UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H19q7J2wac196Lzxu0+eGewtNQGe473xlt16xqctM00=' 
WHERE 
  key_id = '6ec7a2641078625f73139df37bcc20349ed91e199fab9159719e06e6099a507d' 
  AND (
    token = 'H19q7J2wac196Lzxu0+eGewtNQGe473xlt16xqctM00=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )