UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uMfca45v2eDriBiDbrwdrVStwAGYlZEhLl8iDKq05CU=' 
WHERE 
  key_id = '8c5dfe8e79ba3c07d0daf861d3c53f08088c5ce829bbf050d66932ff2f46309e' 
  AND (
    token = 'uMfca45v2eDriBiDbrwdrVStwAGYlZEhLl8iDKq05CU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )