UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKL6sneO1eQuQeKAWx8kVryKkowWJzoAYQftIHXRYh0=' 
WHERE 
  key_id = '5a2c26a38a83d70be7d4a3bda5438b3ec848cc2245113710e3f7d28bfa845307' 
  AND (
    token = 'MKL6sneO1eQuQeKAWx8kVryKkowWJzoAYQftIHXRYh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )