UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6UGNsiTCBpFojsipIJD/v7GgCAi6+yQd0qcuWOEi1c=' 
WHERE 
  key_id = '1a7529876479c07f60468a2cc94e7fbabc35acfe667ab1b16e9f53a09421f79d' 
  AND (
    token = 'q6UGNsiTCBpFojsipIJD/v7GgCAi6+yQd0qcuWOEi1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )