UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zFXkEAjxL/lLBaXF7O3RBKnlhSmtghXDqL/IrolkbO8=' 
WHERE 
  key_id = 'c81cd67a169e5b508cdc43c5da09e0b59aa06491a049f8eb123d334fa130f0a8' 
  AND (
    token = 'zFXkEAjxL/lLBaXF7O3RBKnlhSmtghXDqL/IrolkbO8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )