UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MilEdwSjVoxRpFaar6WYCUgrFXOzt2OLIwa1jFBBb0I=' 
WHERE 
  key_id = 'b784596c733f110e2d70b489b3cd78945e59b0b6a31c9bf9f3ee7c0601a6bb93' 
  AND (
    token = 'MilEdwSjVoxRpFaar6WYCUgrFXOzt2OLIwa1jFBBb0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )