UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Kv8GtHy6rgiPJKpxosZsvKYasoBXJS9xkM0tTHyiO8=' 
WHERE 
  key_id = 'c9ce7e4f5e662499aae358995254520eb6dc722b1977250e0093c1203bb08921' 
  AND (
    token = '7Kv8GtHy6rgiPJKpxosZsvKYasoBXJS9xkM0tTHyiO8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )