UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PrsnKa43tctroPWy6Ow+7zl9+6VVNiZ+4BlB2002hoc=' 
WHERE 
  key_id = 'b918cf859fee53dd4d14aff452b70566acd474bf95ba4ff5668c90806294ffe6' 
  AND (
    token = 'PrsnKa43tctroPWy6Ow+7zl9+6VVNiZ+4BlB2002hoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )