UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xkkW/LUw/llFl3I/iivnGbmBWOCaUIVVuPMd2aLRXHQ=' 
WHERE 
  key_id = '84f2792bf3258410218d7fe248d6dfcd6af1296d1cb52f94630a2b1a4eddf73a' 
  AND (
    token = 'xkkW/LUw/llFl3I/iivnGbmBWOCaUIVVuPMd2aLRXHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )