UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q4UIcXp2NvUCYsKCuLYzNWesgx4uJSDEFp9y+X0mors=' 
WHERE 
  key_id = '7fbb681071e3fa2754b40ab95131bd61c0dd75b974dacb4e610273e6fa0fb0be' 
  AND (
    token = 'q4UIcXp2NvUCYsKCuLYzNWesgx4uJSDEFp9y+X0mors=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )