UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'PlVKeok+GNYRZl/LpyqAatopvRYZeLxwXIlXWCTkVIs=' 
WHERE 
  key_id = 'dde734009cbc9333b3fb644c5581d28c5dc33825c163a3cfcf331c7319d782b9' 
  AND (
    token = 'PlVKeok+GNYRZl/LpyqAatopvRYZeLxwXIlXWCTkVIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )