UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zEC8mfkk3Ggk8vBXITpKCUpXXW5NXPJ0pZm1KxnSvUM=' 
WHERE 
  key_id = '8e47fe57bd30dacd4f6435ea6f9391c135e3109e8524736349c625c2e630b3c5' 
  AND (
    token = 'zEC8mfkk3Ggk8vBXITpKCUpXXW5NXPJ0pZm1KxnSvUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )