UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dFg94pfZygUwTS5OUJf77jGOVxP5JVMj5lg4pFA5U+c=' 
WHERE 
  key_id = '18678d4c6ea9562616ed7f8495794705d88d0075a885accb2401a4c5d02ce801' 
  AND (
    token = 'dFg94pfZygUwTS5OUJf77jGOVxP5JVMj5lg4pFA5U+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )