UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kP/4Wem4XPbqWBEtWZZBLhq7jFW44iUPXcaYnPIqNOk=' 
WHERE 
  key_id = 'b16f775df27ec628c877043a01b9df6557e471c3870d3791c131e63fbefb9ec6' 
  AND (
    token = 'kP/4Wem4XPbqWBEtWZZBLhq7jFW44iUPXcaYnPIqNOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )