UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MbIxuWb0i7m/HNA5XIVK+h6S5hNTMu0T6V+SsbJ7W/4=' 
WHERE 
  key_id = '6deb5dc6fe7edb1d227a253087175211cbdc86b2831d63f35edb78d18a19a2db' 
  AND (
    token = 'MbIxuWb0i7m/HNA5XIVK+h6S5hNTMu0T6V+SsbJ7W/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )