UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AcHuVmmfJJPyOrewdkYVbEk99M3ux2VbJHm775AxJaE=' 
WHERE 
  key_id = '5dcef36791aa695b56f7011f832c8f3bb808700ec897a6b721b533167d258715' 
  AND (
    token = 'AcHuVmmfJJPyOrewdkYVbEk99M3ux2VbJHm775AxJaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027