UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yCq21LOHxeQCljBxnaypsyKvcXd4wqdRHx0QpUZvtYo=' 
WHERE 
  key_id = 'b917afd6527448487d6ef563e53758f144a1a5f938d499c55436fe184e932b7b' 
  AND (
    token = 'yCq21LOHxeQCljBxnaypsyKvcXd4wqdRHx0QpUZvtYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )