UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tlpcutL8VyDWXnGYiwCCsv1zIftMUmZ0tTYE+GZDTO8=' 
WHERE 
  key_id = '68f6c8cd6d68dd18ea5b2a4562f96098670da547324f66dc3b8e941086da2a83' 
  AND (
    token = 'tlpcutL8VyDWXnGYiwCCsv1zIftMUmZ0tTYE+GZDTO8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )