UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IrZPfiS124VTubnikS4ELtMXaGQ41mkrYiHnq/SbTeY=' 
WHERE 
  key_id = '421666ac23c396b9f58addc7d89e6888d31e06bdc4198e641e9b0b866a33d761' 
  AND (
    token = 'IrZPfiS124VTubnikS4ELtMXaGQ41mkrYiHnq/SbTeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )