UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '75cjwcSH2T/8XatTsjYwMj1m7+HuvY4zEm7iv0/zmdw=' 
WHERE 
  key_id = '25618b48e10ac2ebb79f512de918889efcc55aa6199465470ae0fa9dc6bed87f' 
  AND (
    token = '75cjwcSH2T/8XatTsjYwMj1m7+HuvY4zEm7iv0/zmdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )