UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NEHHweHeXoby6yDFV7/7dl/RQ8ebUaEcEHay19uO7Gw=' 
WHERE 
  key_id = '50cbcf606848cf62d2f311433c9fce8bf56f9abf540a299fca6874f583b32e3c' 
  AND (
    token = 'NEHHweHeXoby6yDFV7/7dl/RQ8ebUaEcEHay19uO7Gw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )