UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euA+Nc8LpbDAIP29rxrYE4dAihfPuI080eo281uydeY=' 
WHERE 
  key_id = 'fb35e3dd41787bed0ca94ad196224b8a358b467e9617432cf65a96ea18c304e8' 
  AND (
    token = 'euA+Nc8LpbDAIP29rxrYE4dAihfPuI080eo281uydeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )