UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b21gmb/chl13+VdVBNx3oO72q5NDgSIFInJlBLkFDvo=' 
WHERE 
  key_id = 'a997929a67911516e53f79dba2c200f07cb410998b161e270d5f831ff038e3e8' 
  AND (
    token = 'b21gmb/chl13+VdVBNx3oO72q5NDgSIFInJlBLkFDvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )