UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tzFdSG1XAj9syCz5Msn6+75gmTimG5yIltGv1Rlu/SU=' 
WHERE 
  key_id = '7a910e88da89b371cb73b152c95b3a0b4c9f1565ebdfc1ccac8d072161a20334' 
  AND (
    token = 'tzFdSG1XAj9syCz5Msn6+75gmTimG5yIltGv1Rlu/SU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )