UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yknwx+ywmWzD92GxqWTnTzSY4YaYSnKFCCkehYGyhOY=' 
WHERE 
  key_id = 'c6d76913294b972d98f073f608ba69457a0b1541d9332d132d6e20f138a03236' 
  AND (
    token = 'Yknwx+ywmWzD92GxqWTnTzSY4YaYSnKFCCkehYGyhOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )