UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4EGqnovzh6Qn3Icmki0eVA+yJkqePqWNt3FXttHBQ8g=' 
WHERE 
  key_id = '4bc3403809a44dc8986632232759bcd8179eaa2cec80f3aa0d1af8db9166e02b' 
  AND (
    token = '4EGqnovzh6Qn3Icmki0eVA+yJkqePqWNt3FXttHBQ8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )