UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iZxH1MJZBSfFH7ccEFO7Q5vysQmoA/Ftn3ZjKKBxDFs=' 
WHERE 
  key_id = '327a0c5b1c2b98e5de2c1e0483fc507d37e4387c58d4a64d2be34aa6af6f654e' 
  AND (
    token = 'iZxH1MJZBSfFH7ccEFO7Q5vysQmoA/Ftn3ZjKKBxDFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )