UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RGS6vUIDoMejt5nsPcoGSUjBpG+RPPpAhvK6DMvDJec=' 
WHERE 
  key_id = '5881d6274feaaaa66d64759af61decd3cf1c45b27ec8a610900dbfd175febea4' 
  AND (
    token = 'RGS6vUIDoMejt5nsPcoGSUjBpG+RPPpAhvK6DMvDJec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )