UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rT6nGKgrQx+9aKzcrG8WHrAOADU9O8B9mk/nBNGSMRU=' 
WHERE 
  key_id = '94d8a9ee9e27a04a21c94c0dbad6a5a8b9fea1d634e970bc068b0e36fb94a6de' 
  AND (
    token = 'rT6nGKgrQx+9aKzcrG8WHrAOADU9O8B9mk/nBNGSMRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )