UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QQwrlT0nWdhIv8vnbc8KGURvLmxi0IjTAXz1B1FYMzo=' 
WHERE 
  key_id = '5c27d97d4baea4e77e08387102317bbad32d3f9e89a3584cdd33207d75d3efd5' 
  AND (
    token = 'QQwrlT0nWdhIv8vnbc8KGURvLmxi0IjTAXz1B1FYMzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )