UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ktDzCsJJztS3VCTh6cf5dKY2SfHXVJ3fcCC7cwh0uPU=' 
WHERE 
  key_id = '75af578d278ade15358872fec72a5fc792be2de8f14f497148be152b6f481944' 
  AND (
    token = 'ktDzCsJJztS3VCTh6cf5dKY2SfHXVJ3fcCC7cwh0uPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )