UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CBMCUVIc9i4/2h0s92SJvvplm7erJUssNW8wS7Qi6xc=' 
WHERE 
  key_id = '3a1117d23489e8dbb30a169ce243d60d04a0cd00fbbf45ebb14a77520257abe5' 
  AND (
    token = 'CBMCUVIc9i4/2h0s92SJvvplm7erJUssNW8wS7Qi6xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )