UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A1S7oF0QuFznfVwdAFLE88ltNX2D+kJFBCd0nGx5Gcc=' 
WHERE 
  key_id = '15cb3c75f8f4b884909a890f696c334afa139b1369af6919d5d2e507d416c969' 
  AND (
    token = 'A1S7oF0QuFznfVwdAFLE88ltNX2D+kJFBCd0nGx5Gcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )