UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blVdjNLgp+i4/XzhafRkbFhAETbxqsRsTo/IzRE2JDA=' 
WHERE 
  key_id = '9dc5506ad3917591ac836e062f133f2ad708ca7f1ae102c7db40b97381665bad' 
  AND (
    token = 'blVdjNLgp+i4/XzhafRkbFhAETbxqsRsTo/IzRE2JDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )