UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mg5IJTfizznn+j9zDD4nobMob9A5QRTiLRREDk+WNt4=' 
WHERE 
  key_id = 'dfa27f1ec0679eb2a9b75c5aab4feefc22572ac0330ee0fb28f590f5e1b898ed' 
  AND (
    token = 'Mg5IJTfizznn+j9zDD4nobMob9A5QRTiLRREDk+WNt4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )