UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'BS7CS/m3ShOJhQ3QLAxwYYAXGA1oPc2uIkJ5xXZDTFQ=' 
WHERE 
  key_id = '5e67851f675293b50c09ae13db48e8691779819bdc666528ab5d1cc89a3d839b' 
  AND (
    token = 'BS7CS/m3ShOJhQ3QLAxwYYAXGA1oPc2uIkJ5xXZDTFQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )