UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4jAwjWlfWVf0xN/ERRECezPQ8M2jmgtP3OACtF6+Sg=' 
WHERE 
  key_id = '79783d71a246c42a7b5eb7df4de7ded042b8a92589fe1bc775e90bea0dc6b4eb' 
  AND (
    token = 'a4jAwjWlfWVf0xN/ERRECezPQ8M2jmgtP3OACtF6+Sg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )