UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dqctmV3SjCiStEtlkpNzLhCpzOjPAPDfvgFa5cs0sU0=' 
WHERE 
  key_id = '8f6520a17ed58eff0473b70436358e52413c97db4ffa261838bc5b99257a23b3' 
  AND (
    token = 'dqctmV3SjCiStEtlkpNzLhCpzOjPAPDfvgFa5cs0sU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )