UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'umQmSy+91eNWPvod/Basz5slYhcyrRANhVaSGmmKJsc=' 
WHERE 
  key_id = '7e37df93a94e489c2f97c85f881cd188cf8a44622b308f0f9bbe6690c8d6688b' 
  AND (
    token = 'umQmSy+91eNWPvod/Basz5slYhcyrRANhVaSGmmKJsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )