UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kmN+8alTBb+Fjc2d+WCgGhS3WZR8f2htUsNv59pOXbc=' 
WHERE 
  key_id = 'c4a54d7c6b36d4935946749c5741203b39929b1024a623613ceb9850ff0363d3' 
  AND (
    token = 'kmN+8alTBb+Fjc2d+WCgGhS3WZR8f2htUsNv59pOXbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )