UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CB3CKD9Qc7RELQ34GnZK/R20KrijWTJWp1yKa6btxjI=' 
WHERE 
  key_id = '640ae91e41db4d081f16b70837c241494b78bbfef32b1c7779f93636e330349b' 
  AND (
    token = 'CB3CKD9Qc7RELQ34GnZK/R20KrijWTJWp1yKa6btxjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )