UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mcc+9x9CIcfcZWD3GiUpE0TFocjvyH/zzgBdHqelhYo=' 
WHERE 
  key_id = '6b2e73e49289bddb5edc097ca3e779d3feb4a4283e98f0eac5257ae25028bf3f' 
  AND (
    token = 'mcc+9x9CIcfcZWD3GiUpE0TFocjvyH/zzgBdHqelhYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )