UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PcFEKxv7VoEZuipqlHiGYqkwyfJVSbGeREeLgIojMRg=' 
WHERE 
  key_id = '4313ba680a3dd56edf395214aa8d61dfc2a17812be5135afbc20c45d10619b17' 
  AND (
    token = 'PcFEKxv7VoEZuipqlHiGYqkwyfJVSbGeREeLgIojMRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )