UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xRHTz0rUgHp9YcgKYHSKSBCflBKVIa58MALa1I9p5BY=' 
WHERE 
  key_id = '91b7304f15879ca43eea0467398fa4b230f799141cd8c7285003e8c48986db30' 
  AND (
    token = 'xRHTz0rUgHp9YcgKYHSKSBCflBKVIa58MALa1I9p5BY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )