UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9So4x1MgEVa+nuBE+PEIaZmg2NUSfxXC3YDJvsHXofE=' 
WHERE 
  key_id = '65983b9f3b8f901b8e5e14a845a1291bc2f8366cef2d5df836483eff0fcf4c9a' 
  AND (
    token = '9So4x1MgEVa+nuBE+PEIaZmg2NUSfxXC3YDJvsHXofE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045