UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fqmh61gfaF4WmFrnodDmVdSD+Rld4cXWE8nk8VlB538=' 
WHERE 
  key_id = '2cd495268550a6281fcb71210a3b34df53e43f5a1851ba49f1cbecdec461cb76' 
  AND (
    token = 'fqmh61gfaF4WmFrnodDmVdSD+Rld4cXWE8nk8VlB538=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )