UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TlHKmiJVoc+Q8vkvF4vKlDtlOM2NLvnswuzfPn25CIM=' 
WHERE 
  key_id = '74dc99f82720d16ad1e69ea4e2d1b9fdbe0e845f4839dd1adcafb6006cc14e14' 
  AND (
    token = 'TlHKmiJVoc+Q8vkvF4vKlDtlOM2NLvnswuzfPn25CIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00018