UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Cf0mx8M0XOlRepz1O9nHpJNRh2334Tbxa9O/hBRmts=' 
WHERE 
  key_id = '1c9683816e607f3871c62398104891c2dd61252e4bd42fdb7aae800867dc3f52' 
  AND (
    token = '+Cf0mx8M0XOlRepz1O9nHpJNRh2334Tbxa9O/hBRmts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )