UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dh5lvAl0N30alO7vW9FCqIt9BSEn2aAYTjL5WB9qthQ=' 
WHERE 
  key_id = '8a50744cd0bd276ba92b48d4c26a2cbe07e901a496561f5cc04951d3f013274e' 
  AND (
    token = 'Dh5lvAl0N30alO7vW9FCqIt9BSEn2aAYTjL5WB9qthQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )