UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KB4GUqSLE8Nlmi/SWn46X1HlMul3NZMPiY8+A5sqKVI=' 
WHERE 
  key_id = '39aaad887770026404878d00895d5c03d8eac64b70b49d8471c5df1764023b98' 
  AND (
    token = 'KB4GUqSLE8Nlmi/SWn46X1HlMul3NZMPiY8+A5sqKVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )