UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JRF+/njus/qq0A52PM1usWTqSwjW/XJNMfSJS4dlNTM=' 
WHERE 
  key_id = '589814ea784ae00145478040405ecf0035de40da065361d3839e2cad9fa5e7db' 
  AND (
    token = 'JRF+/njus/qq0A52PM1usWTqSwjW/XJNMfSJS4dlNTM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00017