UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xX2cXIhmL36nMtqGYUpISS1OejdD4cQGmoaCBI15WOY=' 
WHERE 
  key_id = '6e4db15a2a363c4d7fb9f666a37dc9e8717e369b171c9515e7f6e7011d906e64' 
  AND (
    token = 'xX2cXIhmL36nMtqGYUpISS1OejdD4cQGmoaCBI15WOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )