UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2ECyCvCosj6PCQd+ARwkf/ESXk9eIWZXVCrTJYm5OE=' 
WHERE 
  key_id = 'eb35171e9c737458a1e52cf3e0a0dad0274b71abafdc1323cefee2b874f2a992' 
  AND (
    token = 'a2ECyCvCosj6PCQd+ARwkf/ESXk9eIWZXVCrTJYm5OE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )