UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'o+WG9+bkYFS7q/WK+ukjKOoGnhvdMD6VGHQ2Krcyp64=' 
WHERE 
  key_id = 'ef81c9b34a1e09df2b01b0e3eb3c34b218ae2803e3abae049d934ce7b3faca7b' 
  AND (
    token = 'o+WG9+bkYFS7q/WK+ukjKOoGnhvdMD6VGHQ2Krcyp64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )