UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4dtB8daVKbMVF6o+AWk7bo/ZGMQaM/1QDxshT0BYBg=' 
WHERE 
  key_id = '5a6a5a5db0ed997904f2d9043a27f0a689e40df525629aa64c94675afa1491a0' 
  AND (
    token = 'P4dtB8daVKbMVF6o+AWk7bo/ZGMQaM/1QDxshT0BYBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )