UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NHl0bWPOH409dnBnIUcbKXXJembRWW5p2SGQqxNcxjY=' 
WHERE 
  key_id = '389b36c85dddd448fb64d0271b1ec9fb9a7d021d7616af6b5e9d0403cf76cf5d' 
  AND (
    token = 'NHl0bWPOH409dnBnIUcbKXXJembRWW5p2SGQqxNcxjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )