UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dJb04w6eXN0epqFkoff4T+rWWllEQ8SKAFV6B2WxYos=' 
WHERE 
  key_id = '3a9e03e9a9fb9ee6959f9f504148e89f872c611770b0244fdd870ff728445999' 
  AND (
    token = 'dJb04w6eXN0epqFkoff4T+rWWllEQ8SKAFV6B2WxYos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )